<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:06481628-a5c2-4627-98e6-912ddf89737f,g:f2f9f021-b4d4-406f-b721-7101de0c2efa-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://acmrcsh.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="acmr-20250930.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_dffac9b2-ab7a-4bed-b4f8-faa032c613c3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_dffac9b2-ab7a-4bed-b4f8-faa032c613c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_4e272a3c-c377-4b32-8d0c-86caf02002ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_RestrictedCashCurrent_4e272a3c-c377-4b32-8d0c-86caf02002ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsAssetsCurrent_862de487-f1dc-408b-b7d8-66aeab53a01c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsAssetsCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_DepositsAssetsCurrent_862de487-f1dc-408b-b7d8-66aeab53a01c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestments_bbed83ff-5c6d-4857-84a2-78717c504204" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_ShortTermInvestments_bbed83ff-5c6d-4857-84a2-78717c504204" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_559e8494-74f7-4974-8745-5b535af90e4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_559e8494-74f7-4974-8745-5b535af90e4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherReceivablesNetCurrent_c11a2af1-1a56-4dd7-8b5e-c6a366832d09" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherReceivablesNetCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_OtherReceivablesNetCurrent_c11a2af1-1a56-4dd7-8b5e-c6a366832d09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_5343f9ae-06c7-4a38-aa3f-0cee7d6bed88" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_InventoryNet_5343f9ae-06c7-4a38-aa3f-0cee7d6bed88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_237cecb0-4de9-4e16-a39c-68c65b763825" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_9b15d4b3-a3c7-4730-ad31-1efdc0a7520f" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_237cecb0-4de9-4e16-a39c-68c65b763825" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_7c8cb3f1-d72b-4966-a716-a498ac9aaa9c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:to="loc_us-gaap_AdditionalPaidInCapital_7c8cb3f1-d72b-4966-a716-a498ac9aaa9c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_ac6f1aab-92d9-44da-8e27-bad4ae8bf169" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_ac6f1aab-92d9-44da-8e27-bad4ae8bf169" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_227ebca5-e00b-4dc6-8a46-3f3f528bffe7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:to="loc_us-gaap_StatutoryAccountingPracticesStatutoryCapitalAndSurplusBalance_227ebca5-e00b-4dc6-8a46-3f3f528bffe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a003099c-91db-4ce5-80d1-5d9dd519cda4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a003099c-91db-4ce5-80d1-5d9dd519cda4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_05b2b78e-c199-4dc2-9362-e7aeb45d7653" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_13a90e5f-d4d9-4c3f-a09e-db0851822951" xlink:to="loc_us-gaap_CommonStockValue_05b2b78e-c199-4dc2-9362-e7aeb45d7653" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_8b37b5d4-a76a-4de7-b2a7-6898093807a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_cf6e905a-8889-4f23-ad8d-e9a2eb214b36" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_8b37b5d4-a76a-4de7-b2a7-6898093807a2" xlink:to="loc_us-gaap_Liabilities_cf6e905a-8889-4f23-ad8d-e9a2eb214b36" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0ac18acc-ec7b-4281-8a9c-281a70c8095c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_8b37b5d4-a76a-4de7-b2a7-6898093807a2" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0ac18acc-ec7b-4281-8a9c-281a70c8095c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_8192b868-5eba-418c-85cf-f5b5969d6e9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_AssetsCurrent_8192b868-5eba-418c-85cf-f5b5969d6e9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_fd6533ad-8252-4cbe-9fae-b18b27529c61" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_fd6533ad-8252-4cbe-9fae-b18b27529c61" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_f68a6694-f408-423a-9ec5-9e6cfeedd544" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_f68a6694-f408-423a-9ec5-9e6cfeedd544" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_dde0eeab-1436-4bf0-b0be-b35887a8327d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_dde0eeab-1436-4bf0-b0be-b35887a8327d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsAssetsNoncurrent_20971fea-9f3f-4ed4-a10a-dd3027debf99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsAssetsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_DepositsAssetsNoncurrent_20971fea-9f3f-4ed4-a10a-dd3027debf99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_91a214fb-ef8e-41e5-a15a-ff71731756ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_91a214fb-ef8e-41e5-a15a-ff71731756ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermInvestments_f93e4684-01c7-4e9b-94ed-ed613e58bd6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermInvestments"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_LongTermInvestments_f93e4684-01c7-4e9b-94ed-ed613e58bd6b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_4c678178-2bdc-4c80-a3a8-004b47ff8eec" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_43282c4c-6055-4129-9c38-2d4a1c8b93b2" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_4c678178-2bdc-4c80-a3a8-004b47ff8eec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_780ff04e-6204-41c8-a35a-d00c1b169157" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_f50f6443-e192-4ac2-8372-03d24a5c620a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_780ff04e-6204-41c8-a35a-d00c1b169157" xlink:to="loc_us-gaap_StockholdersEquity_f50f6443-e192-4ac2-8372-03d24a5c620a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_31f3a60f-0087-42f7-9d91-ed11803f8e7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_780ff04e-6204-41c8-a35a-d00c1b169157" xlink:to="loc_us-gaap_MinorityInterest_31f3a60f-0087-42f7-9d91-ed11803f8e7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_23107c3d-2552-4e36-986d-8df94092e5f4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_ShortTermBorrowings_23107c3d-2552-4e36-986d-8df94092e5f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_8752b03d-5d21-4f1e-81ea-1855639e8e00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_LongTermDebtCurrent_8752b03d-5d21-4f1e-81ea-1855639e8e00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_fd0f7f14-83fa-4366-a5bd-9ff6a1f889a2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_AccountsPayableCurrent_fd0f7f14-83fa-4366-a5bd-9ff6a1f889a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4d8c9145-43d2-4cc2-8d55-c22b7c88e583" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_4d8c9145-43d2-4cc2-8d55-c22b7c88e583" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeCurrent_874f0fb9-f119-47e4-a6b3-84b50e83401b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_DeferredIncomeCurrent_874f0fb9-f119-47e4-a6b3-84b50e83401b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_21c8f9c0-94dd-4b03-9c64-f15e0bdea0d0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_21c8f9c0-94dd-4b03-9c64-f15e0bdea0d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_IncomeTaxesCurrentPayableAndDeferredTaxLiabilities_d96457bb-fe87-4509-93b3-1c666dae4316" xlink:href="acmr-20250930.xsd#acmr_IncomeTaxesCurrentPayableAndDeferredTaxLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_acmr_IncomeTaxesCurrentPayableAndDeferredTaxLiabilities_d96457bb-fe87-4509-93b3-1c666dae4316" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_c3952dab-5ed1-40e6-ba35-8fb3a6a2bdf2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_c3952dab-5ed1-40e6-ba35-8fb3a6a2bdf2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_ef77bbbd-2e39-4ea4-bd6c-ae7cb7682b38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_2d4a308f-8cc6-4735-a9b2-fb45d995cb7c" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_ef77bbbd-2e39-4ea4-bd6c-ae7cb7682b38" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_57a8cac3-4cdd-4008-aff0-922261c11754" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_441af372-8b8c-4a04-a626-7a16e15923b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_57a8cac3-4cdd-4008-aff0-922261c11754" xlink:to="loc_us-gaap_LiabilitiesCurrent_441af372-8b8c-4a04-a626-7a16e15923b3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_40c9a016-034e-4639-985a-d8acc4cfab50" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_57a8cac3-4cdd-4008-aff0-922261c11754" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_40c9a016-034e-4639-985a-d8acc4cfab50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_5faa9f98-2355-4d8f-838d-781687a5bcd8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_57a8cac3-4cdd-4008-aff0-922261c11754" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_5faa9f98-2355-4d8f-838d-781687a5bcd8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_71719b81-88f3-4e84-b2d7-2d7b7f35341f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_57a8cac3-4cdd-4008-aff0-922261c11754" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_71719b81-88f3-4e84-b2d7-2d7b7f35341f" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="acmr-20250930.xsd#CondensedConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_6a515310-195d-4b9d-be48-bd43ada888b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_864686d7-f831-478c-bf0f-12c2c3ceaf8e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_6a515310-195d-4b9d-be48-bd43ada888b0" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_864686d7-f831-478c-bf0f-12c2c3ceaf8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_607afaaa-9c57-46e6-90f6-5d97a039071d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_6a515310-195d-4b9d-be48-bd43ada888b0" xlink:to="loc_us-gaap_CostOfRevenue_607afaaa-9c57-46e6-90f6-5d97a039071d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_7f613239-c0e2-4483-a45a-41dce73af4a3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_7f613239-c0e2-4483-a45a-41dce73af4a3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_62decc2d-7abf-4426-8cf6-364b725f9d88" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_InterestExpenseNonoperating_62decc2d-7abf-4426-8cf6-364b725f9d88" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_03914c06-be75-4c30-9000-6d9475ff51e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_OperatingIncomeLoss_03914c06-be75-4c30-9000-6d9475ff51e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_65da1ccb-5377-439f-81b2-5a28dff0f594" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_65da1ccb-5377-439f-81b2-5a28dff0f594" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_03473933-cab4-433e-bd5a-74afa80a7e02" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_InvestmentIncomeInterest_03473933-cab4-433e-bd5a-74afa80a7e02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments_c95b8020-dc67-467d-a3d6-b8cb836a6633" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments_c95b8020-dc67-467d-a3d6-b8cb836a6633" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_dc97d93a-47d8-4bda-a81d-a1eebdd72cf9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesUnrealizedGainLoss"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_df30414e-b869-4c70-86c0-7a8f6004e780" xlink:to="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_dc97d93a-47d8-4bda-a81d-a1eebdd72cf9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_a38a0410-5a25-4310-beac-8da5f073292d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_0a203abd-2b73-44fd-9eea-696eba529c37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a38a0410-5a25-4310-beac-8da5f073292d" xlink:to="loc_us-gaap_ProfitLoss_0a203abd-2b73-44fd-9eea-696eba529c37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_ae415dcf-3eaa-4b1d-b67e-43404119ad37" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_a38a0410-5a25-4310-beac-8da5f073292d" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_ae415dcf-3eaa-4b1d-b67e-43404119ad37" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_4bdb1efd-2cc7-470e-9f54-9a83e032a876" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_c9933a93-803a-47f6-9e24-ed1a84253627" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_4bdb1efd-2cc7-470e-9f54-9a83e032a876" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_c9933a93-803a-47f6-9e24-ed1a84253627" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1169e4e4-94c4-44e5-badd-16ce08eb1042" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_4bdb1efd-2cc7-470e-9f54-9a83e032a876" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1169e4e4-94c4-44e5-badd-16ce08eb1042" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_403eb831-7633-4dc7-afd9-d614865a96a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_bb9987b5-9f6c-4d06-b375-bd3a5f3142be" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_403eb831-7633-4dc7-afd9-d614865a96a4" xlink:to="loc_us-gaap_SellingAndMarketingExpense_bb9987b5-9f6c-4d06-b375-bd3a5f3142be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_37c36eb9-b582-41ed-98c7-06b2e9563048" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_403eb831-7633-4dc7-afd9-d614865a96a4" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_37c36eb9-b582-41ed-98c7-06b2e9563048" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_a15ef310-74ca-42f3-86c1-55646901afeb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingExpenses_403eb831-7633-4dc7-afd9-d614865a96a4" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_a15ef310-74ca-42f3-86c1-55646901afeb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_f1bb081b-db8b-415d-9105-975741e45d7e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_44e41651-38d6-410d-995e-d4931db7d647" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_f1bb081b-db8b-415d-9105-975741e45d7e" xlink:to="loc_us-gaap_GrossProfit_44e41651-38d6-410d-995e-d4931db7d647" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_9b5ba007-19ec-4d38-948d-a9adf8fb61ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_f1bb081b-db8b-415d-9105-975741e45d7e" xlink:to="loc_us-gaap_OperatingExpenses_9b5ba007-19ec-4d38-948d-a9adf8fb61ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_22a73bcf-1e01-4cad-9d30-814fc70ed4ac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_0cdf3e57-42f0-49b3-9165-159194fe9166" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_22a73bcf-1e01-4cad-9d30-814fc70ed4ac" xlink:to="loc_us-gaap_ProfitLoss_0cdf3e57-42f0-49b3-9165-159194fe9166" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_968165a2-f3dd-4fe2-98bb-0bf2accc1fa2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_22a73bcf-1e01-4cad-9d30-814fc70ed4ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_968165a2-f3dd-4fe2-98bb-0bf2accc1fa2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_3475dcbd-6695-4a76-b487-404dd729299d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_22a73bcf-1e01-4cad-9d30-814fc70ed4ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_3475dcbd-6695-4a76-b487-404dd729299d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_a46d4dff-51fd-426f-9f21-6fa364568c24" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_a43195b2-3686-438f-8d5b-e334c5d72656" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_a46d4dff-51fd-426f-9f21-6fa364568c24" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_a43195b2-3686-438f-8d5b-e334c5d72656" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_739a6471-7980-4840-a890-0a9d39d6fbe3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_a46d4dff-51fd-426f-9f21-6fa364568c24" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_739a6471-7980-4840-a890-0a9d39d6fbe3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="acmr-20250930.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_19a16601-1d85-4e64-9ad0-ab24da1a89a4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireIntangibleAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_19a16601-1d85-4e64-9ad0-ab24da1a89a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_94a54038-4c69-4984-a918-dfc309e776e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_94a54038-4c69-4984-a918-dfc309e776e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireLongtermInvestments_41bc3f38-4753-4225-8b11-d6f5d568886e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireLongtermInvestments"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsToAcquireLongtermInvestments_41bc3f38-4753-4225-8b11-d6f5d568886e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_601ffc12-f973-46a8-b2fb-1776424d2cfc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_601ffc12-f973-46a8-b2fb-1776424d2cfc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_IncreaseDecreaseOfLongTermTimeDeposits_8814cfca-2371-4013-bab2-e147d8a1e4b2" xlink:href="acmr-20250930.xsd#acmr_IncreaseDecreaseOfLongTermTimeDeposits"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_acmr_IncreaseDecreaseOfLongTermTimeDeposits_8814cfca-2371-4013-bab2-e147d8a1e4b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireShortTermInvestments_ac4e967d-ce56-4740-b86f-695f0e059d14" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireShortTermInvestments"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsToAcquireShortTermInvestments_ac4e967d-ce56-4740-b86f-695f0e059d14" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromDepositsOnRealEstateAcquisitions_9188c076-083c-4d92-b73a-500f99c05a6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromDepositsOnRealEstateAcquisitions"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_PaymentsForProceedsFromDepositsOnRealEstateAcquisitions_9188c076-083c-4d92-b73a-500f99c05a6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfLongtermInvestments_77e7e18d-6cb2-441b-a8c5-a894812421a7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfLongtermInvestments"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_16705135-a7b8-4c11-972f-1017b6a86589" xlink:to="loc_us-gaap_ProceedsFromSaleOfLongtermInvestments_77e7e18d-6cb2-441b-a8c5-a894812421a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_d1155d6d-4696-49a9-8ac6-99d553bc5975" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_ProfitLoss_d1155d6d-4696-49a9-8ac6-99d553bc5975" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_OperatingLeaseCostNonCash_4d91ae9a-54db-47c6-9ae0-9f8704fce1d2" xlink:href="acmr-20250930.xsd#acmr_OperatingLeaseCostNonCash"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_acmr_OperatingLeaseCostNonCash_4d91ae9a-54db-47c6-9ae0-9f8704fce1d2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_506bd912-ad69-4e33-a689-896f0d00ad9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_DepreciationAndAmortization_506bd912-ad69-4e33-a689-896f0d00ad9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_a3bba20f-c46d-4b7e-a6db-0ec39314dff6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_a3bba20f-c46d-4b7e-a6db-0ec39314dff6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_8acb3c1f-0bbb-4bc2-9acc-d0964b5e955e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketableSecuritiesUnrealizedGainLoss"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_MarketableSecuritiesUnrealizedGainLoss_8acb3c1f-0bbb-4bc2-9acc-d0964b5e955e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_IncreaseDecreaseInProvisionForInventory_c85f2f0b-d9ed-40b6-ae3d-0e52e9818d49" xlink:href="acmr-20250930.xsd#acmr_IncreaseDecreaseInProvisionForInventory"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_acmr_IncreaseDecreaseInProvisionForInventory_c85f2f0b-d9ed-40b6-ae3d-0e52e9818d49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_2edc5d29-3cde-433a-bbc6-6dde047f3f75" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_2edc5d29-3cde-433a-bbc6-6dde047f3f75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_610acf66-919b-4c5c-a1d4-b84d2c905f9d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_610acf66-919b-4c5c-a1d4-b84d2c905f9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_c4c92a1f-0844-40ec-abc9-0e80e8d3210b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_ShareBasedCompensation_c4c92a1f-0844-40ec-abc9-0e80e8d3210b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_f08dd86a-2a19-403e-816b-3976cbd284c8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_f08dd86a-2a19-403e-816b-3976cbd284c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_b0898b48-1897-47c2-9de3-a16c959a2cc6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_b0898b48-1897-47c2-9de3-a16c959a2cc6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_c45d97db-5d98-4b15-9b1e-ed0f30b19d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_c45d97db-5d98-4b15-9b1e-ed0f30b19d4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherReceivables_ecc3bb7b-5154-42fd-892e-4c3ffd86c2f0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherReceivables"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherReceivables_ecc3bb7b-5154-42fd-892e-4c3ffd86c2f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_9c7fa2cf-5a6a-41c1-b06b-dc8c5727a759" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_9c7fa2cf-5a6a-41c1-b06b-dc8c5727a759" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDueToRelatedParties_d0ad38d0-f580-4672-8114-576e1c56e912" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInDueToRelatedParties"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInDueToRelatedParties_d0ad38d0-f580-4672-8114-576e1c56e912" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_316a043a-1a2b-48ca-ba8b-1b35e3ddda6a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="16" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_316a043a-1a2b-48ca-ba8b-1b35e3ddda6a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDueFromRelatedParties_82ae7ea0-1c20-4abd-b7c2-3337c7bab54a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInDueFromRelatedParties"/>
    <link:calculationArc order="17" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInDueFromRelatedParties_82ae7ea0-1c20-4abd-b7c2-3337c7bab54a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_da3315f2-b096-4667-8e0d-8f5c28f6062e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_da3315f2-b096-4667-8e0d-8f5c28f6062e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_bdb8c538-fbab-437f-bfb7-eea45160e6de" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="19" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_bdb8c538-fbab-437f-bfb7-eea45160e6de" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_40533d09-e263-4492-97e0-f11376e37076" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_40533d09-e263-4492-97e0-f11376e37076" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_50683fa7-0558-4707-b54a-458bb2aba7cb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:calculationArc order="21" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_50683fa7-0558-4707-b54a-458bb2aba7cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_IncreaseDecreaseInPayableAndDeferredTaxLiabilities_867ae4c9-06c8-46c3-995b-ac523430a955" xlink:href="acmr-20250930.xsd#acmr_IncreaseDecreaseInPayableAndDeferredTaxLiabilities"/>
    <link:calculationArc order="22" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_acmr_IncreaseDecreaseInPayableAndDeferredTaxLiabilities_867ae4c9-06c8-46c3-995b-ac523430a955" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_0fcc18cf-4058-45ba-bd52-f1d974741803" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="23" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities_0fcc18cf-4058-45ba-bd52-f1d974741803" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_79a816a1-b373-45a6-aa75-edd8e49d44a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:calculationArc order="24" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_79a816a1-b373-45a6-aa75-edd8e49d44a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_f3319c96-73df-4523-847f-671ccdb8bd2c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="25" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_f3319c96-73df-4523-847f-671ccdb8bd2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfInvestments_973007a2-a354-407f-b01f-2f48c5be9e26" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSaleOfInvestments"/>
    <link:calculationArc order="26" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_GainLossOnSaleOfInvestments_973007a2-a354-407f-b01f-2f48c5be9e26" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_c0c413d1-12a6-46b1-b13f-20196ba9a4f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
    <link:calculationArc order="27" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0ff46564-dac7-4837-a8c7-85c3a7fe788f" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_c0c413d1-12a6-46b1-b13f-20196ba9a4f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_9babf469-5301-4402-8d68-7545dcb105fb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_bb18b226-bed0-427e-adf3-fb6ef5d7101a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_9babf469-5301-4402-8d68-7545dcb105fb" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_bb18b226-bed0-427e-adf3-fb6ef5d7101a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_265ca16a-787e-4079-83d3-a512b6898937" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_9babf469-5301-4402-8d68-7545dcb105fb" xlink:to="loc_us-gaap_RestrictedCashCurrent_265ca16a-787e-4079-83d3-a512b6898937" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_05295bd9-781e-4f88-95f4-56fab9a5cdf3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0a3e4b8c-5331-42b1-968b-e87378b76434" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_05295bd9-781e-4f88-95f4-56fab9a5cdf3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0a3e4b8c-5331-42b1-968b-e87378b76434" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d2e8bcf8-2262-4e4e-ab98-974202dc61e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_05295bd9-781e-4f88-95f4-56fab9a5cdf3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_d2e8bcf8-2262-4e4e-ab98-974202dc61e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_ede3c18c-8295-4dc8-a395-9f45566bd36f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_05295bd9-781e-4f88-95f4-56fab9a5cdf3" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_ede3c18c-8295-4dc8-a395-9f45566bd36f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a31c1bf2-01e5-470f-8fb8-3bd678e99d7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_05295bd9-781e-4f88-95f4-56fab9a5cdf3" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a31c1bf2-01e5-470f-8fb8-3bd678e99d7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromShortTermDebt_ed5eeb55-8b5f-47ab-aa90-b27fc962f9b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromShortTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_ProceedsFromShortTermDebt_ed5eeb55-8b5f-47ab-aa90-b27fc962f9b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfShortTermDebt_c8daabd0-28b5-4957-bbad-1b79f00eaeb6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfShortTermDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_RepaymentsOfShortTermDebt_c8daabd0-28b5-4957-bbad-1b79f00eaeb6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_ec403d45-1f3f-4b81-8595-f0c742bc8633" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_ec403d45-1f3f-4b81-8595-f0c742bc8633" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_3d64f316-f710-482a-ae3f-69d80ab856d1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_3d64f316-f710-482a-ae3f-69d80ab856d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_85c5dd67-c755-426d-93fa-257b3812875f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMinorityShareholders"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_85c5dd67-c755-426d-93fa-257b3812875f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_6d9bcaff-67a2-4bf9-bb59-c9f5cf499517" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_6d9bcaff-67a2-4bf9-bb59-c9f5cf499517" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfEquity_a53ea74f-5733-4462-a014-9dbbc8bd4953" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForRepurchaseOfEquity"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfEquity_a53ea74f-5733-4462-a014-9dbbc8bd4953" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsMinorityInterest_d0eaa0f9-cd4d-42b4-8892-295d978a4aa5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividendsMinorityInterest"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_PaymentsOfDividendsMinorityInterest_d0eaa0f9-cd4d-42b4-8892-295d978a4aa5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_6965c96c-6044-48dd-bf45-4e12dbb89b59" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfPrivatePlacement"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_612d2a83-43d4-4e1c-86ae-e89e8c30fd06" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPrivatePlacement_6965c96c-6044-48dd-bf45-4e12dbb89b59" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESSummaryofFairValueDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESSummaryofFairValueDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESSummaryofFairValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_9ba2198f-9591-4c33-8ef5-83e9e20f41e2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_b19e3b12-3ce8-4b4d-a52c-6adb91522ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_9ba2198f-9591-4c33-8ef5-83e9e20f41e2" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_b19e3b12-3ce8-4b4d-a52c-6adb91522ab0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecurities_b45bf7dc-36a7-4e33-9c64-4d80796e4f17" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TradingSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_9ba2198f-9591-4c33-8ef5-83e9e20f41e2" xlink:to="loc_us-gaap_TradingSecurities_b45bf7dc-36a7-4e33-9c64-4d80796e4f17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_093b18c0-1da1-4536-9ba8-e73671626940" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_9ba2198f-9591-4c33-8ef5-83e9e20f41e2" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_093b18c0-1da1-4536-9ba8-e73671626940" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESBasicandDilutedNetIncomeperCommonShareDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESBasicandDilutedNetIncomeperCommonShareDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESBasicandDilutedNetIncomeperCommonShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8f2258c3-e048-487b-ac93-f2263e365061" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_fe435c01-4d82-4803-bce7-45b5d6bfea43" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8f2258c3-e048-487b-ac93-f2263e365061" xlink:to="loc_us-gaap_ProfitLoss_fe435c01-4d82-4803-bce7-45b5d6bfea43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_cfff3cb9-7833-4539-8096-7564eab7858e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8f2258c3-e048-487b-ac93-f2263e365061" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_cfff3cb9-7833-4539-8096-7564eab7858e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6cf2f6b6-2666-48b8-834a-6b11e79219c7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f9879e06-557c-42d1-bbea-1fed86677f00" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6cf2f6b6-2666-48b8-834a-6b11e79219c7" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_f9879e06-557c-42d1-bbea-1fed86677f00" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_294bc801-8edc-4aea-8f61-7ff3f5a4428c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6cf2f6b6-2666-48b8-834a-6b11e79219c7" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_294bc801-8edc-4aea-8f61-7ff3f5a4428c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_1417ee4d-725a-4fab-b6b6-a825a9025c06" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DilutiveSecuritiesEffectOnBasicEarningsPerShareOther_017374d5-a484-4773-ae68-c5b128fb6e93" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DilutiveSecuritiesEffectOnBasicEarningsPerShareOther"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_1417ee4d-725a-4fab-b6b6-a825a9025c06" xlink:to="loc_us-gaap_DilutiveSecuritiesEffectOnBasicEarningsPerShareOther_017374d5-a484-4773-ae68-c5b128fb6e93" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_1576c2aa-5182-4c9f-8f42-5a702dbea51c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_1417ee4d-725a-4fab-b6b6-a825a9025c06" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_1576c2aa-5182-4c9f-8f42-5a702dbea51c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSAccountsReceivablesandContractLiabilitiesDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#REVENUEFROMCONTRACTSWITHCUSTOMERSAccountsReceivablesandContractLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/REVENUEFROMCONTRACTSWITHCUSTOMERSAccountsReceivablesandContractLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenueCurrent_acb96c48-c5ed-4905-8385-748b2d70aef5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredRevenueCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_298540e7-2e0d-42c4-8bb8-bc688f6fb37c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredRevenueCurrent_acb96c48-c5ed-4905-8385-748b2d70aef5" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_298540e7-2e0d-42c4-8bb8-bc688f6fb37c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeCurrent_e2e851bc-155e-4f0d-bf17-5bfdf42b32ce" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredRevenueCurrent_acb96c48-c5ed-4905-8385-748b2d70aef5" xlink:to="loc_us-gaap_DeferredIncomeCurrent_e2e851bc-155e-4f0d-bf17-5bfdf42b32ce" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/ACCOUNTSRECEIVABLENETSummaryofAccountsReceivableDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#ACCOUNTSRECEIVABLENETSummaryofAccountsReceivableDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/ACCOUNTSRECEIVABLENETSummaryofAccountsReceivableDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_07117bfd-a134-4326-8397-505dc00e05a9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_2ec7d898-9d38-4be5-89f1-8b900fb32832" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_07117bfd-a134-4326-8397-505dc00e05a9" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_2ec7d898-9d38-4be5-89f1-8b900fb32832" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_9d3012a0-2d68-466a-95b6-ac998be05643" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_07117bfd-a134-4326-8397-505dc00e05a9" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_9d3012a0-2d68-466a-95b6-ac998be05643" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/INVENTORIESNETDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#INVENTORIESNETDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/INVENTORIESNETDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryGross_0130891d-3063-499b-96cd-6dbbca8d928d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterials_4ad19e11-227c-452b-a960-d262efd2f971" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterials"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryGross_0130891d-3063-499b-96cd-6dbbca8d928d" xlink:to="loc_us-gaap_InventoryRawMaterials_4ad19e11-227c-452b-a960-d262efd2f971" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_c1daba61-7fb4-4052-8974-98acfcd4dfe8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryGross_0130891d-3063-499b-96cd-6dbbca8d928d" xlink:to="loc_us-gaap_InventoryWorkInProcess_c1daba61-7fb4-4052-8974-98acfcd4dfe8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_169b9d68-7a6b-4fb6-af19-1cb8543cec13" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryGross_0130891d-3063-499b-96cd-6dbbca8d928d" xlink:to="loc_us-gaap_InventoryFinishedGoods_169b9d68-7a6b-4fb6-af19-1cb8543cec13" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/PROPERTYPLANTANDEQUIPMENTNETDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#PROPERTYPLANTANDEQUIPMENTNETDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/PROPERTYPLANTANDEQUIPMENTNETDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_ef374e4e-8693-4560-86a6-2f20f049c369" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_ad857c59-f294-4e0d-8bff-8773666ccbf5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_ef374e4e-8693-4560-86a6-2f20f049c369" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_ad857c59-f294-4e0d-8bff-8773666ccbf5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_f0fe21f6-beeb-4a50-86da-fbba160f34ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_ef374e4e-8693-4560-86a6-2f20f049c369" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_f0fe21f6-beeb-4a50-86da-fbba160f34ad" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/OTHERLONGTERMASSETSSummaryofOtherLongtermAssetsDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#OTHERLONGTERMASSETSSummaryofOtherLongtermAssetsDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/OTHERLONGTERMASSETSSummaryofOtherLongtermAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_SecurityDepositForLandUseRight_59855f94-070a-43b2-9cca-6f7f2a87bad0" xlink:href="acmr-20250930.xsd#acmr_SecurityDepositForLandUseRight"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:to="loc_acmr_SecurityDepositForLandUseRight_59855f94-070a-43b2-9cca-6f7f2a87bad0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_PrepaymentForPropertyPlantAndEquipmentAndOtherNonCurrentAssets_2dfe1276-c615-47a8-8f9b-3a93a8868ccb" xlink:href="acmr-20250930.xsd#acmr_PrepaymentForPropertyPlantAndEquipmentAndOtherNonCurrentAssets"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:to="loc_acmr_PrepaymentForPropertyPlantAndEquipmentAndOtherNonCurrentAssets_2dfe1276-c615-47a8-8f9b-3a93a8868ccb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_PrepaymentForPropertyLeaseDeposit_a8cbb093-3088-46ff-a368-77de77be2953" xlink:href="acmr-20250930.xsd#acmr_PrepaymentForPropertyLeaseDeposit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:to="loc_acmr_PrepaymentForPropertyLeaseDeposit_a8cbb093-3088-46ff-a368-77de77be2953" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_2f352f83-ff89-4d67-b6cd-427f5e865303" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsMiscellaneousNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_2f352f83-ff89-4d67-b6cd-427f5e865303" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_PrepaymentForEquityInvestment_ae793c55-b6c9-4ce0-b1ca-45d58f295dad" xlink:href="acmr-20250930.xsd#acmr_PrepaymentForEquityInvestment"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_61702eb7-99d9-407e-b84f-bc1ab2e499ed" xlink:to="loc_acmr_PrepaymentForEquityInvestment_ae793c55-b6c9-4ce0-b1ca-45d58f295dad" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/OTHERPAYABLESANDACCRUEDEXPENSESOtherPayablesandAccruedExpensesDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#OTHERPAYABLESANDACCRUEDEXPENSESOtherPayablesandAccruedExpensesDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/OTHERPAYABLESANDACCRUEDEXPENSESOtherPayablesandAccruedExpensesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccountsPayableAndAccruedLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedSalesCommissionCurrent_9f181f5d-2f4b-47a9-b6e2-2429d20d93aa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedSalesCommissionCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_us-gaap_AccruedSalesCommissionCurrent_9f181f5d-2f4b-47a9-b6e2-2429d20d93aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_b90b22f8-328a-4edb-8723-76888ce8a548" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductWarrantyAccrualClassifiedCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_us-gaap_ProductWarrantyAccrualClassifiedCurrent_b90b22f8-328a-4edb-8723-76888ce8a548" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_27eb09b6-a66c-4dc0-9136-01b4c2e54e63" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_27eb09b6-a66c-4dc0-9136-01b4c2e54e63" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_AccruedMachineSalesFeesCurrent_26a4f660-dbd8-4beb-9303-764eaae93a87" xlink:href="acmr-20250930.xsd#acmr_AccruedMachineSalesFeesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_acmr_AccruedMachineSalesFeesCurrent_26a4f660-dbd8-4beb-9303-764eaae93a87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_AccruedConstructionFeesCurrent_8189a15d-5491-4f65-974b-e2d7eec109ac" xlink:href="acmr-20250930.xsd#acmr_AccruedConstructionFeesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_acmr_AccruedConstructionFeesCurrent_8189a15d-5491-4f65-974b-e2d7eec109ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_eaf4d1cf-255c-4b23-862a-1429551af7fe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_eaf4d1cf-255c-4b23-862a-1429551af7fe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_PaymentsForInvestments_cc5c739c-7002-4a88-af83-21280c3b2349" xlink:href="acmr-20250930.xsd#acmr_PaymentsForInvestments"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_acmr_PaymentsForInvestments_cc5c739c-7002-4a88-af83-21280c3b2349" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_eb6586ba-56d7-49f2-9288-bd81f703d5b0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAccountsPayableAndAccruedLiabilities_e8bbd385-e5ea-4872-b841-b8fa94ee8fe7" xlink:to="loc_us-gaap_TaxesPayableCurrent_eb6586ba-56d7-49f2-9288-bd81f703d5b0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/LONGTERMBORROWINGSSummaryofLongtermBorrowingsDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#LONGTERMBORROWINGSSummaryofLongtermBorrowingsDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/LONGTERMBORROWINGSSummaryofLongtermBorrowingsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_91ef96a9-7d3c-47c2-8620-31d0a6035798" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_b985cbf0-0f8e-4414-8ae2-28b2ab6e3bfa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_91ef96a9-7d3c-47c2-8620-31d0a6035798" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_b985cbf0-0f8e-4414-8ae2-28b2ab6e3bfa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_1104e79c-a89d-4283-b431-31d2460f6caa" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_91ef96a9-7d3c-47c2-8620-31d0a6035798" xlink:to="loc_us-gaap_LongTermDebtCurrent_1104e79c-a89d-4283-b431-31d2460f6caa" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/LONGTERMBORROWINGSSummaryofScheduledPrincipalPaymentsDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#LONGTERMBORROWINGSSummaryofScheduledPrincipalPaymentsDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/LONGTERMBORROWINGSSummaryofScheduledPrincipalPaymentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_9fb37f03-a753-4d15-960c-be9a4498a46f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_9fb37f03-a753-4d15-960c-be9a4498a46f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1bc1cf1e-3b79-478c-a2fc-964af778ac9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_1bc1cf1e-3b79-478c-a2fc-964af778ac9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_ea677022-f614-45a6-b59d-9ac25d0d515a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_ea677022-f614-45a6-b59d-9ac25d0d515a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_acmr_LongTermDebtMaturityAfterFourAndThereafter_b9092728-02d5-4355-9baf-4d72b37ccb3b" xlink:href="acmr-20250930.xsd#acmr_LongTermDebtMaturityAfterFourAndThereafter"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:to="loc_acmr_LongTermDebtMaturityAfterFourAndThereafter_b9092728-02d5-4355-9baf-4d72b37ccb3b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_df52b98e-d9ab-4922-9c1b-ea123b8e2056" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_ebc6f74b-476f-4c5f-b9bd-ea61ff107a8b" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_df52b98e-d9ab-4922-9c1b-ea123b8e2056" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://acmrcsh.com/role/SHORTTERMINVESTMENTSSummaryofUnrealizedGainLossonTradingSecuritiesDetails" xlink:type="simple" xlink:href="acmr-20250930.xsd#SHORTTERMINVESTMENTSSummaryofUnrealizedGainLossonTradingSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://acmrcsh.com/role/SHORTTERMINVESTMENTSSummaryofUnrealizedGainLossonTradingSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingGainLoss_1c534371-0888-4b3c-8eb6-a12071a3257c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesTradingGainLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingUnrealizedGainLoss_16370d88-c178-4c5c-8556-f8a56363e660" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesTradingUnrealizedGainLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesTradingGainLoss_1c534371-0888-4b3c-8eb6-a12071a3257c" xlink:to="loc_us-gaap_DebtSecuritiesTradingUnrealizedGainLoss_16370d88-c178-4c5c-8556-f8a56363e660" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingRealizedGainLoss_fd2c9830-4b63-461d-bce5-2f0897150c59" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtSecuritiesTradingRealizedGainLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesTradingGainLoss_1c534371-0888-4b3c-8eb6-a12071a3257c" xlink:to="loc_us-gaap_DebtSecuritiesTradingRealizedGainLoss_fd2c9830-4b63-461d-bce5-2f0897150c59" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
