<?xml version="1.0" encoding="UTF-8" standalone="no"?><!--IFIndAs V2.1 (26-06-2026)--><xbrli:xbrl xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2026-01-31/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/IntegratedFinance_IndAS/2026-01-31/in-capmkt/in-capmkt-ent" xmlns:in-capmkt-roles="http://www.sebi.gov.in/xbrl/IntegratedFinance_IndAS/2026-01-31/in-capmkt-roles" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2026-01-31/in-capmkt-types" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:xlink="http://www.w3.org/1999/xlink"><link:schemaRef xlink:href="in-capmkt-ent-2026-01-31.xsd" xlink:type="simple"/><xbrli:context id="OneD"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">530655</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="OneExpenses1D"><xbrli:entity><xbrli:identifier scheme="http://www.sebi.gov.in/in-capmkt/ScripCode">530655</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-04-01</xbrli:startDate><xbrli:endDate>2026-06-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:explicitMember dimension="in-capmkt:DetailsOfOtherExpensesAxis">in-capmkt:OtherExpenses1Member</xbrldi:explicitMember></xbrli:scenario></xbrli:context><xbrli:unit id="INR"><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unit><xbrli:unit id="INRPerShare"><xbrli:divide><xbrli:unitNumerator><xbrli:measure>iso4217:INR</xbrli:measure></xbrli:unitNumerator><xbrli:unitDenominator><xbrli:measure>xbrli:shares</xbrli:measure></xbrli:unitDenominator></xbrli:divide></xbrli:unit><in-capmkt:ScripCode contextRef="OneD">530655</in-capmkt:ScripCode><in-capmkt:Symbol contextRef="OneD">GOODLUCK</in-capmkt:Symbol><in-capmkt:MSEISymbol contextRef="OneD">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="OneD">INE127I01024</in-capmkt:ISIN><in-capmkt:NameOfTheCompany contextRef="OneD">GOODLUCK INDIA LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:TypeOfCompany contextRef="OneD">Main Board</in-capmkt:TypeOfCompany><in-capmkt:ClassOfSecurity contextRef="OneD">Equity</in-capmkt:ClassOfSecurity><in-capmkt:DateOfStartOfFinancialYear contextRef="OneD">2026-04-01</in-capmkt:DateOfStartOfFinancialYear><in-capmkt:DateOfEndOfFinancialYear contextRef="OneD">2027-03-31</in-capmkt:DateOfEndOfFinancialYear><in-capmkt:DateOfBoardMeetingWhenFinancialResultsWereApproved contextRef="OneD">2026-08-06</in-capmkt:DateOfBoardMeetingWhenFinancialResultsWereApproved><in-capmkt:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange contextRef="OneD">2026-07-31</in-capmkt:DateOnWhichPriorIntimationOfTheMeetingForConsideringFinancialResultsWasInformedToTheExchange><in-capmkt:DescriptionOfPresentationCurrency contextRef="OneD">INR</in-capmkt:DescriptionOfPresentationCurrency><in-capmkt:LevelOfRounding contextRef="OneD">Lakhs</in-capmkt:LevelOfRounding><in-capmkt:TypeOfReportingPeriod contextRef="OneD">Quarterly</in-capmkt:TypeOfReportingPeriod><in-capmkt:ReportingQuarter contextRef="OneD">First quarter</in-capmkt:ReportingQuarter><in-capmkt:IsCompanyReportingMultisegmentOrSingleSegment contextRef="OneD">Single segment</in-capmkt:IsCompanyReportingMultisegmentOrSingleSegment><in-capmkt:DescriptionOfSingleSegment contextRef="OneD">Iron &amp; Steel Products</in-capmkt:DescriptionOfSingleSegment><in-capmkt:DateOfStartOfBoardMeeting contextRef="OneD">2026-08-06</in-capmkt:DateOfStartOfBoardMeeting><in-capmkt:StartTimeOfBoardMeeting contextRef="OneD">11:30:00</in-capmkt:StartTimeOfBoardMeeting><in-capmkt:DateOfEndOfBoardMeeting contextRef="OneD">2026-08-06</in-capmkt:DateOfEndOfBoardMeeting><in-capmkt:EndTimeOfBoardMeeting contextRef="OneD">13:00:00</in-capmkt:EndTimeOfBoardMeeting><in-capmkt:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification contextRef="OneD">Not applicable</in-capmkt:DeclarationOfUnmodifiedOpinionOrStatementOnImpactOfAuditQualification><in-capmkt:DateOfStartOfReportingPeriod contextRef="OneD">2026-04-01</in-capmkt:DateOfStartOfReportingPeriod><in-capmkt:DateOfEndOfReportingPeriod contextRef="OneD">2026-06-30</in-capmkt:DateOfEndOfReportingPeriod><in-capmkt:WhetherResultsAreAuditedOrUnaudited contextRef="OneD">Unaudited</in-capmkt:WhetherResultsAreAuditedOrUnaudited><in-capmkt:NatureOfReportStandaloneConsolidated contextRef="OneD">Consolidated</in-capmkt:NatureOfReportStandaloneConsolidated><in-capmkt:RevenueFromOperations contextRef="OneD" decimals="-3" unitRef="INR">12874351000</in-capmkt:RevenueFromOperations><in-capmkt:OtherIncome contextRef="OneD" decimals="-3" unitRef="INR">47828000</in-capmkt:OtherIncome><in-capmkt:Income contextRef="OneD" decimals="-3" unitRef="INR">12922179000</in-capmkt:Income><in-capmkt:CostOfMaterialsConsumed contextRef="OneD" decimals="-3" unitRef="INR">9468001000</in-capmkt:CostOfMaterialsConsumed><in-capmkt:PurchasesOfStockInTrade contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:PurchasesOfStockInTrade><in-capmkt:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade contextRef="OneD" decimals="-4" unitRef="INR">-622410000</in-capmkt:ChangesInInventoriesOfFinishedGoodsWorkInProgressAndStockInTrade><in-capmkt:EmployeeBenefitExpense contextRef="OneD" decimals="-3" unitRef="INR">655186000</in-capmkt:EmployeeBenefitExpense><in-capmkt:FinanceCosts contextRef="OneD" decimals="-3" unitRef="INR">304369000</in-capmkt:FinanceCosts><in-capmkt:DepreciationDepletionAndAmortisationExpense contextRef="OneD" decimals="-3" unitRef="INR">209156000</in-capmkt:DepreciationDepletionAndAmortisationExpense><in-capmkt:OtherExpenses contextRef="OneD" decimals="-3" unitRef="INR">2024824000</in-capmkt:OtherExpenses><in-capmkt:Expenses contextRef="OneD" decimals="-3" unitRef="INR">12039126000</in-capmkt:Expenses><in-capmkt:ProfitBeforeExceptionalItemsAndTax contextRef="OneD" decimals="-3" unitRef="INR">883053000</in-capmkt:ProfitBeforeExceptionalItemsAndTax><in-capmkt:ExceptionalItemsBeforeTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ExceptionalItemsBeforeTax><in-capmkt:ProfitBeforeTax contextRef="OneD" decimals="-3" unitRef="INR">883053000</in-capmkt:ProfitBeforeTax><in-capmkt:CurrentTax contextRef="OneD" decimals="-3" unitRef="INR">201007000</in-capmkt:CurrentTax><in-capmkt:DeferredTax contextRef="OneD" decimals="-3" unitRef="INR">9884000</in-capmkt:DeferredTax><in-capmkt:TaxExpense contextRef="OneD" decimals="-3" unitRef="INR">210891000</in-capmkt:TaxExpense><in-capmkt:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:NetMovementInRegulatoryDeferralAccountBalancesRelatedToProfitOrLossAndTheRelatedDeferredTaxMovement><in-capmkt:ProfitLossForPeriodFromContinuingOperations contextRef="OneD" decimals="-3" unitRef="INR">672162000</in-capmkt:ProfitLossForPeriodFromContinuingOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsBeforeTax><in-capmkt:TaxExpenseOfDiscontinuedOperations contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:TaxExpenseOfDiscontinuedOperations><in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ProfitLossFromDiscontinuedOperationsAfterTax><in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod><in-capmkt:ProfitLossForPeriod contextRef="OneD" decimals="-3" unitRef="INR">672162000</in-capmkt:ProfitLossForPeriod><in-capmkt:OtherComprehensiveIncomeNetOfTaxes contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:OtherComprehensiveIncomeNetOfTaxes><in-capmkt:ComprehensiveIncomeForThePeriod contextRef="OneD" decimals="-3" unitRef="INR">672162000</in-capmkt:ComprehensiveIncomeForThePeriod><in-capmkt:ProfitOrLossAttributableToOwnersOfParent contextRef="OneD" decimals="-3" unitRef="INR">636086000</in-capmkt:ProfitOrLossAttributableToOwnersOfParent><in-capmkt:ProfitOrLossAttributableToNonControllingInterests contextRef="OneD" decimals="-3" unitRef="INR">36076000</in-capmkt:ProfitOrLossAttributableToNonControllingInterests><in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent contextRef="OneD" decimals="-3" unitRef="INR">636086000</in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParent><in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests contextRef="OneD" decimals="-3" unitRef="INR">36076000</in-capmkt:ComprehensiveIncomeForThePeriodAttributableToOwnersOfParentNonControllingInterests><in-capmkt:PaidUpValueOfEquityShareCapital contextRef="OneD" decimals="-3" unitRef="INR">66477000</in-capmkt:PaidUpValueOfEquityShareCapital><in-capmkt:FaceValueOfEquityShareCapital contextRef="OneD" decimals="INF" unitRef="INRPerShare">2</in-capmkt:FaceValueOfEquityShareCapital><in-capmkt:BasicEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">19.13</in-capmkt:BasicEarningsLossPerShareFromContinuingOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">19.13</in-capmkt:DilutedEarningsLossPerShareFromContinuingOperations><in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:BasicEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">0</in-capmkt:DilutedEarningsLossPerShareFromDiscontinuedOperations><in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">19.13</in-capmkt:BasicEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations contextRef="OneD" decimals="INF" unitRef="INRPerShare">19.13</in-capmkt:DilutedEarningsLossPerShareFromContinuingAndDiscontinuedOperations><in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock contextRef="OneD">1.The above Financial Results have been reviewed by Audit Committee and approved by the Board of Directors in their meeting held on  06.08.2026.   &lt;br /&gt; 
2.Financial Results are in compliance with the Indian Accounting Standard (Ind-AS) prescribed under section 133 of the Companies Act, 2013. &lt;br /&gt; 
3.The Company is in the business of manufacturing of steel products and hence has only one reportable operating segment as per IND AS 108- Operating Segments. &lt;br /&gt; 
4.Figure for the quarter ended March 31, 2026  represent the difference between the audited figures in respect of full financial year ended on March 31, 2026  and the unaudited published figures of nine months ended December 31, 2025. &lt;br /&gt; 
5.Previous period figures have been regrouped/reclassified wherever necessary. &lt;br /&gt; 
6.The Statutory Auditor have carried out a Limited Review of the result of the Company. &lt;br /&gt; 
7.The results of the company may be downloaded from stock exchange's website or the Company's website, i.e., www.goodluckindia.com. &lt;br /&gt; 
8.The Board has proposed, subject to the approval of shareholders, Bonus Issue of Equity Shares in the ratio of 2:1 , i.e., 2 (Two) Bonus Equity Share (fully paid-up) of Rs. 2/- each for every 1 (One) existing Equity Shares of Rs. 2/- each. &lt;br /&gt; 
9.Tha Board has recommend final Dividend agreegating of Rs. 9.97 Crores for FY 2025-26. &lt;br /&gt; 
</in-capmkt:DisclosureOfNotesOnFinancialResultsExplanatoryTextBlock><in-capmkt:DescriptionOfOtherExpenses contextRef="OneExpenses1D">Other Expenses</in-capmkt:DescriptionOfOtherExpenses><in-capmkt:OtherExpenses contextRef="OneExpenses1D" decimals="-3" unitRef="INR">2024824000</in-capmkt:OtherExpenses><in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:IncomeTaxRelatingToItemsThatWillNotBeReclassifiedToProfitOrLoss><in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:IncomeTaxRelatingToItemsThatWillBeReclassifiedToProfitOrLoss><in-capmkt:OtherComprehensiveIncome contextRef="OneD" decimals="-5" unitRef="INR">0</in-capmkt:OtherComprehensiveIncome></xbrli:xbrl>