[Tong Hsin] Announcement of the Board's Approval of the Company's Q1 2026 Consolidated Financial Report

1. Date of submission to or resolution by the Board of Directors: May 4, 2026 2. Date of approval by the Audit Committee: May 4, 2026 3. Reporting period of the financial report or self-compiled financial information (YYYY/MM/DD~YYYY/MM/DD): 2026/01/01~2026/03/31 4. Cumulative operating revenue from January 1 to the current period (in thousands of NTD): 154,269 5. Cumulative operating gross profit (loss) from January 1 to the current period (in thousands of NTD): 60,877 6. Cumulative operating profit (loss) from January 1 to the current period (in thousands of NTD): 19,307 7. Cumulative net profit (loss) before tax from January 1 to the current period (in thousands of NTD): 27,476 8. Cumulative net profit (loss) for the current period from January 1 to the current period (in thousands of NTD): 28,453 9. Cumulative net profit (loss) attributable to owners of the parent company from January 1 to the current period (in thousands of NTD): 28,453 10. Cumulative basic earnings (loss) per share from January 1 to the current period (in NTD): 0.74 11. Total assets at period-end (in thousands of NTD): 1,018,747 12. Total liabilities at period-end (in thousands of NTD): 85,873 13. Equity attributable to owners of the parent company at period-end (in thousands of NTD): 932,874 14. Other matters to be specified: None