<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Plus; Version: 6.5c -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Cover" roleURI="http://zhendingresources.com/role/Cover" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#BalanceSheets" roleURI="http://zhendingresources.com/role/BalanceSheets" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#BalanceSheetsParenthetical" roleURI="http://zhendingresources.com/role/BalanceSheetsParenthetical" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#StatementsOfOperationsAndComprehensiveLoss" roleURI="http://zhendingresources.com/role/StatementsOfOperationsAndComprehensiveLoss" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#StatementsOfCashFlows" roleURI="http://zhendingresources.com/role/StatementsOfCashFlows" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#StatementOfStockholdersDeficit" roleURI="http://zhendingresources.com/role/StatementOfStockholdersDeficit" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#DescriptionOfBusiness" roleURI="http://zhendingresources.com/role/DescriptionOfBusiness" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#SummaryOfSignificantAccountingPolicies" roleURI="http://zhendingresources.com/role/SummaryOfSignificantAccountingPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#GoingConcern" roleURI="http://zhendingresources.com/role/GoingConcern" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#SegmentInformation" roleURI="http://zhendingresources.com/role/SegmentInformation" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Short-termDebt" roleURI="http://zhendingresources.com/role/Short-termDebt" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#RelatedPartyTransactions" roleURI="http://zhendingresources.com/role/RelatedPartyTransactions" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#AccountsPayableAndAccruedLiabilities" roleURI="http://zhendingresources.com/role/AccountsPayableAndAccruedLiabilities" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#DeferredRevenuesRelatedParty" roleURI="http://zhendingresources.com/role/DeferredRevenuesRelatedParty" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Contingencies" roleURI="http://zhendingresources.com/role/Contingencies" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#ConcentrationOfCreditRisk" roleURI="http://zhendingresources.com/role/ConcentrationOfCreditRisk" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#SubsequentEvents" roleURI="http://zhendingresources.com/role/SubsequentEvents" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://zhendingresources.com/role/SummaryOfSignificantAccountingPoliciesPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Short-termDebtTables" roleURI="http://zhendingresources.com/role/Short-termDebtTables" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#RelatedPartyTransactionsTables" roleURI="http://zhendingresources.com/role/RelatedPartyTransactionsTables" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#DescriptionOfBusinessDetailsNarrative" roleURI="http://zhendingresources.com/role/DescriptionOfBusinessDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#SummaryOfSignificantAccountingPoliciesDetailsNarrative" roleURI="http://zhendingresources.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Short-termDebtDetails" roleURI="http://zhendingresources.com/role/Short-termDebtDetails" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#Short-termDebtDetailsNarrative" roleURI="http://zhendingresources.com/role/Short-termDebtDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#RelatedPartyTransactionsDetails" roleURI="http://zhendingresources.com/role/RelatedPartyTransactionsDetails" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#RelatedPartyTransactionsDetailsNarrative" roleURI="http://zhendingresources.com/role/RelatedPartyTransactionsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#AccountsPayableAndAccruedLiabilitiesDetailsNarrative" roleURI="http://zhendingresources.com/role/AccountsPayableAndAccruedLiabilitiesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="rbtk-20260630.xsd#DeferredRevenuesRelatedPartyDetailsNarrative" roleURI="http://zhendingresources.com/role/DeferredRevenuesRelatedPartyDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd#PvpExecutiveCategoriesOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd#PvpAdjustmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd#IndividualsOnly" roleURI="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd#AwardTypeOnly" roleURI="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2024/ecd-2024.xsd#TradingArrangmentsOnly" roleURI="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#notAll" arcroleURI="http://xbrl.org/int/dim/arcrole/notAll" />
    <link:arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Cover" xlink:title="00000001 - Document - Cover" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/BalanceSheets" xlink:title="00000002 - Statement - Condensed Consolidated Balance Sheets (Unaudited)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/BalanceSheetsParenthetical" xlink:title="00000003 - Statement - Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/StatementsOfOperationsAndComprehensiveLoss" xlink:title="00000004 - Statement - Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/StatementsOfCashFlows" xlink:title="00000005 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/StatementOfStockholdersDeficit" xlink:title="00000006 - Statement - Condensed Consolidated Statement of Stockholders&apos; Deficit (Unaudited)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaapAdditionalPaidInCapitalMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAdditionalPaidInCapitalMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ReceivablesFromStockholderMember" xlink:label="loc_us-gaapReceivablesFromStockholderMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapReceivablesFromStockholderMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapAccumulatedOtherComprehensiveIncomeMember_30" xlink:type="arc" order="31" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapRetainedEarningsMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="loc_us-gaapNoncontrollingInterestMember_50" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapNoncontrollingInterestMember_50" xlink:type="arc" order="51" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaapStockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_80" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaapSharesOutstanding_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesOutstanding_80" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent" xlink:label="loc_us-gaapOtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapOtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_80" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss_80" xlink:type="arc" order="4" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/DescriptionOfBusiness" xlink:title="999007 - Disclosure - Description of Business" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/SummaryOfSignificantAccountingPolicies" xlink:title="999008 - Disclosure - Summary of Significant Accounting Policies" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/GoingConcern" xlink:title="999009 - Disclosure - Going Concern" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/SegmentInformation" xlink:title="999010 - Disclosure - Segment Information" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Short-termDebt" xlink:title="999011 - Disclosure - Short-Term Debt" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/RelatedPartyTransactions" xlink:title="999012 - Disclosure - Related Party Transactions" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/AccountsPayableAndAccruedLiabilities" xlink:title="999013 - Disclosure - Accounts Payable and Accrued Liabilities" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/DeferredRevenuesRelatedParty" xlink:title="999014 - Disclosure - Deferred Revenues &#8211; Related Party" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Contingencies" xlink:title="999015 - Disclosure - Contingencies" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/ConcentrationOfCreditRisk" xlink:title="999016 - Disclosure - Concentration of Credit risk" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/SubsequentEvents" xlink:title="999017 - Disclosure - Subsequent Events" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:title="999018 - Disclosure - Summary of Significant Accounting Policies (Policies)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Short-termDebtTables" xlink:title="999019 - Disclosure - Short-Term Debt (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/RelatedPartyTransactionsTables" xlink:title="999020 - Disclosure - Related Party Transactions (Tables)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/DescriptionOfBusinessDetailsNarrative" xlink:title="999021 - Disclosure - Description of Business (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStatementTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srtEquityMethodInvesteeNameDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="loc_srtEquityMethodInvesteeNameDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2024/elts/srt-2024.xsd#srt_EquityMethodInvesteeNameDomain" xlink:label="loc_srtEquityMethodInvesteeNameDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:to="loc_srtEquityMethodInvesteeNameDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ZhenDingJvMember" xlink:label="loc_rbtkZhenDingJvMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtEquityMethodInvesteeNameDomain" xlink:to="loc_rbtkZhenDingJvMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ZhenDingCorporationMember" xlink:label="loc_rbtkZhenDingCorporationMember_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtEquityMethodInvesteeNameDomain" xlink:to="loc_rbtkZhenDingCorporationMember_10" xlink:type="arc" order="11" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaapEquityMethodInvestmentOwnershipPercentage_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapEquityMethodInvestmentOwnershipPercentage_30" xlink:type="arc" order="0" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:title="999022 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Short-termDebtDetails" xlink:title="999023 - Disclosure - Short-Term Debt (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ExtinguishmentOfDebtLineItems" xlink:label="loc_us-gaapExtinguishmentOfDebtLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfExtinguishmentOfDebtTable" xlink:label="loc_us-gaapScheduleOfExtinguishmentOfDebtTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapExtinguishmentOfDebtLineItems" xlink:to="loc_us-gaapScheduleOfExtinguishmentOfDebtTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ExtinguishmentOfDebtAxis" xlink:label="loc_us-gaapExtinguishmentOfDebtAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapScheduleOfExtinguishmentOfDebtTable" xlink:to="loc_us-gaapExtinguishmentOfDebtAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:label="loc_us-gaapExtinguishmentOfDebtTypeDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapExtinguishmentOfDebtAxis" xlink:to="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:label="loc_us-gaapExtinguishmentOfDebtTypeDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapExtinguishmentOfDebtAxis" xlink:to="loc_us-gaapExtinguishmentOfDebtTypeDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtOneMember" xlink:label="loc_rbtkShortTermDebtOneMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtOneMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtTwoMember" xlink:label="loc_rbtkShortTermDebtTwoMember_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtTwoMember_30" xlink:type="arc" order="31" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtThreeMember" xlink:label="loc_rbtkShortTermDebtThreeMember_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtThreeMember_60" xlink:type="arc" order="61" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtFourMember" xlink:label="loc_rbtkShortTermDebtFourMember_90" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtFourMember_90" xlink:type="arc" order="91" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtFiveMember" xlink:label="loc_rbtkShortTermDebtFiveMember_120" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtFiveMember_120" xlink:type="arc" order="121" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtSixMember" xlink:label="loc_rbtkShortTermDebtSixMember_150" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtSixMember_150" xlink:type="arc" order="151" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtSevenMember" xlink:label="loc_rbtkShortTermDebtSevenMember_180" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtSevenMember_180" xlink:type="arc" order="181" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtEightMember" xlink:label="loc_rbtkShortTermDebtEightMember_210" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtEightMember_210" xlink:type="arc" order="211" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtNineMember" xlink:label="loc_rbtkShortTermDebtNineMember_240" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtTypeDomain" xlink:to="loc_rbtkShortTermDebtNineMember_240" xlink:type="arc" order="241" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentIssuanceDate1" xlink:label="loc_us-gaapDebtInstrumentIssuanceDate1_300" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtLineItems" xlink:to="loc_us-gaapDebtInstrumentIssuanceDate1_300" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaapDebtInstrumentMaturityDate_300" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtLineItems" xlink:to="loc_us-gaapDebtInstrumentMaturityDate_300" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtWeightedAverageInterestRate" xlink:label="loc_us-gaapShortTermDebtWeightedAverageInterestRate_300" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtLineItems" xlink:to="loc_us-gaapShortTermDebtWeightedAverageInterestRate_300" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermBorrowings" xlink:label="loc_us-gaapShortTermBorrowings_300" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapExtinguishmentOfDebtLineItems" xlink:to="loc_us-gaapShortTermBorrowings_300" xlink:type="arc" order="3" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/Short-termDebtDetailsNarrative" xlink:title="999024 - Disclosure - Short-Term Debt (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtLineItems" xlink:label="loc_us-gaapShortTermDebtLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfShortTermDebtTable" xlink:label="loc_us-gaapScheduleOfShortTermDebtTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapShortTermDebtLineItems" xlink:to="loc_us-gaapScheduleOfShortTermDebtTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtTypeAxis" xlink:label="loc_us-gaapShortTermDebtTypeAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapScheduleOfShortTermDebtTable" xlink:to="loc_us-gaapShortTermDebtTypeAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaapShortTermDebtTypeDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapShortTermDebtTypeAxis" xlink:to="loc_us-gaapShortTermDebtTypeDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtTypeDomain" xlink:label="loc_us-gaapShortTermDebtTypeDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapShortTermDebtTypeAxis" xlink:to="loc_us-gaapShortTermDebtTypeDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtMember" xlink:label="loc_us-gaapShortTermDebtMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapShortTermDebtTypeDomain" xlink:to="loc_us-gaapShortTermDebtMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseDebt" xlink:label="loc_us-gaapInterestExpenseDebt_30" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapShortTermDebtLineItems" xlink:to="loc_us-gaapInterestExpenseDebt_30" xlink:type="arc" order="0" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/RelatedPartyTransactionsDetails" xlink:title="999025 - Disclosure - Related Party Transactions (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaapRelatedPartyTransactionLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaapScheduleOfRelatedPartyTransactionsByRelatedPartyTable" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xbrldt:contextElement="segment" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_us-gaapScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:type="arc" order="10" xbrldt:closed="true" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaapRelatedPartyTransactionsByRelatedPartyAxis" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:to="loc_us-gaapRelatedPartyTransactionsByRelatedPartyAxis" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaapRelatedPartyDomain" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaapRelatedPartyTransactionsByRelatedPartyAxis" xlink:to="loc_us-gaapRelatedPartyDomain" xlink:type="arc" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaapRelatedPartyDomain_10" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_us-gaapRelatedPartyTransactionsByRelatedPartyAxis" xlink:to="loc_us-gaapRelatedPartyDomain_10" xlink:type="arc" order="30" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_WeiDeGangMember" xlink:label="loc_rbtkWeiDeGangMember_0" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkWeiDeGangMember_0" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ZhaoYanLingMember" xlink:label="loc_rbtkZhaoYanLingMember_20" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkZhaoYanLingMember_20" xlink:type="arc" order="21" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ZhouZhiBinMember" xlink:label="loc_rbtkZhouZhiBinMember_40" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkZhouZhiBinMember_40" xlink:type="arc" order="41" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_TangYongHongMember" xlink:label="loc_rbtkTangYongHongMember_60" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkTangYongHongMember_60" xlink:type="arc" order="61" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_YanChunYanMember" xlink:label="loc_rbtkYanChunYanMember_80" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkYanChunYanMember_80" xlink:type="arc" order="81" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSunMember" xlink:label="loc_rbtkVictorSunMember_100" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSunMember_100" xlink:type="arc" order="101" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun1Member" xlink:label="loc_rbtkVictorSun1Member_120" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun1Member_120" xlink:type="arc" order="121" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun2Member" xlink:label="loc_rbtkVictorSun2Member_140" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun2Member_140" xlink:type="arc" order="141" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun3Member" xlink:label="loc_rbtkVictorSun3Member_160" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun3Member_160" xlink:type="arc" order="161" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ZhouQiangMember" xlink:label="loc_rbtkZhouQiangMember_180" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkZhouQiangMember_180" xlink:type="arc" order="181" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun4Member" xlink:label="loc_rbtkVictorSun4Member_390" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun4Member_390" xlink:type="arc" order="391" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun5Member" xlink:label="loc_rbtkVictorSun5Member_410" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun5Member_410" xlink:type="arc" order="411" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_VictorSun6Member" xlink:label="loc_rbtkVictorSun6Member_430" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_rbtkVictorSun6Member_430" xlink:type="arc" order="431" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_RelatedPartyRelationshipToCompany" xlink:label="loc_rbtkRelatedPartyRelationshipToCompany_480" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_rbtkRelatedPartyRelationshipToCompany_480" xlink:type="arc" order="0" />
      <link:loc xlink:type="locator" xlink:href="rbtk-20260630.xsd#rbtk_ShortTermDebtRelatedParties" xlink:label="loc_rbtkShortTermDebtRelatedParties_480" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_rbtkShortTermDebtRelatedParties_480" xlink:type="arc" order="1" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShortTermDebtWeightedAverageInterestRate" xlink:label="loc_us-gaapShortTermDebtWeightedAverageInterestRate_480" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_us-gaapShortTermDebtWeightedAverageInterestRate_480" xlink:type="arc" order="2" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentMaturityDateRangeStart1" xlink:label="loc_us-gaapDebtInstrumentMaturityDateRangeStart1_480" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_us-gaapDebtInstrumentMaturityDateRangeStart1_480" xlink:type="arc" order="3" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaapDebtInstrumentMaturityDate_480" />
      <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyTransactionLineItems" xlink:to="loc_us-gaapDebtInstrumentMaturityDate_480" xlink:type="arc" order="4" />
    </link:definitionLink>
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/RelatedPartyTransactionsDetailsNarrative" xlink:title="999026 - Disclosure - Related Party Transactions (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/AccountsPayableAndAccruedLiabilitiesDetailsNarrative" xlink:title="999027 - Disclosure - Accounts Payable and Accrued Liabilities (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://zhendingresources.com/role/DeferredRevenuesRelatedPartyDetailsNarrative" xlink:title="999028 - Disclosure - Deferred Revenues &#8211; Related Party (Details Narrative)" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpExecutiveCategoriesOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/IndividualsOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/AwardTypeOnly" />
    <link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/TradingArrangementsOnly" />
</link:linkbase>
