[SiS] Board of Directors Approved Q1 2026 Consolidated Financial Report

1. Date of submission to the Board or resolution by the Board: 2026/04/27 2. Date of approval by the Audit Committee: 2026/04/27 3. Reporting period for the financial statements: 2026/01/01~2026/03/31 4. Cumulative operating revenue for the period (thousand TWD): 1,050,018 5. Cumulative gross profit for the period (thousand TWD): 302,351 6. Cumulative operating income (loss) for the period (thousand TWD): 75,564 7. Cumulative net income before tax (thousand TWD): 111,759 8. Cumulative net income (loss) for the period (thousand TWD): 87,746 9. Cumulative net income attributable to owners of the parent (thousand TWD): 87,795 10. Cumulative basic earnings per share (EPS) (TWD): 0.17 11. Total assets at the end of the period (thousand TWD): 22,546,270 12. Total liabilities at the end of the period (thousand TWD): 2,069,457 13. Total equity attributable to owners of the parent at the end of the period (thousand TWD): 20,360,333 14. Other matters to be stated: None