2027 Taiseng Steel

Release Date: August 5, 115 Statement Date: August 4, 115 Statement Time: 15:02:14 Company Code: 2027 Company Name: Taiseng Steel Subject: Announcement of Correction to Certain Information in the 2025 Shareholder Meeting Annual Report Applicable Clause: Item 51 Factual Date: August 4, 115

Details: 1. Factual Date: 8/4/115 2. Company Name: Taiseng Stainless Steel Industrial Co., Ltd. 3. Relationship with Company (enter '本公司' or 'Subsidiary'):本公司 4. Cross-shareholding Ratio: Not applicable 5. Reason for Occurrence: Correction of certain data in the 2025 shareholder meeting annual report as instructed by the Stock Exchange 6. Corrected Information Item / Report Name: 2025 Annual Report / Operation of the Company's Whistleblower System 7. Information Before Correction / Amount / Page: Chinese Version: Pages 44-46 English Version: Pages 51-53 8. Information After Correction / Amount / Page: Chinese Version: Pages 44-46 English Version: Pages 51-53 9. Response Measures: Re-upload the shareholder meeting annual report to the Public Information Observation Station (revised version after shareholder meeting) 10. Other Matters to be Stated: None