8249 L&K Precision Announces Correction to Q1 2026 Consolidated Financial Report Guarantee Disclosure

Release Date: July 10, 2026 Statement Date: July 9, 2026 Statement Time: 15:52:23 Company Code: 8249 Company Name: L&K Precision Technology Subject: Announcement of Correction to Endorsement and Guarantee Information in the Q1 2026 Consolidated Financial Report Appendix II and iXBRL Filing (No Impact on Financial Statement Profits and Losses) Applicable Clause: Clause 51 Event Date: July 9, 2026

Details: 1. Event Date: 07/09/2026 2. Company Name: L&K Precision Technology Co., Ltd. 3. Relationship with Company (Please enter '本公司' or 'Subsidiary'):本公司 (This Company) 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: Correction of endorsement and guarantee information for others in the Q1 2026 consolidated financial report Appendix II and iXBRL filing 6. Item/Report Name to be Corrected: Appendix II - Endorsement and Guarantee for Others 7. Amount/Content/Page Before Correction: None 8. Amount/Content/Page After Correction: Page 1 of Appendix II: Unit: NT$ Thousands No.: 0 Endorser Company Name: L&K Precision Technology Co., Ltd. Guaranteed Entity Name: L&K Industries Philippines, Inc. Relationship to Guaranteed Entity: 2 Endorsement Guarantee Limit per Single Entity: 1,858,168 Highest Endorsement Guarantee Balance During Period: 384,000 End-of-Period Endorsement Guarantee Balance: 384,000 Amount Actually Drawn: 0 Amount of Collateral Secured by Property for Endorsement Guarantee: 0 Ratio of Cumulative Endorsement Guarantee Amount to Net Equity in Latest Financial Statements: 6.20% Maximum Endorsement Guarantee Limit: 2,477,558 Is it Parent Company Guaranteeing Subsidiary: Y Is it Subsidiary Guaranteeing Parent Company: N Is it Guarantee for Mainland China Region: N 9. Response Measures: After issuing the material information, the corrected data has been re-uploaded to the Public Information Observation Station. 10. Other Matters to be Clarified: This correction has no impact on the profit and loss amounts in the Company's financial statements.