[Run Long] Announcement of Board Approval for Q1 2026 Consolidated Financial Report

1. Date of Reporting to or Resolution by the Board of Directors: 2026/05/12 2. Date of Audit Committee Approval: 2026/05/12 3. Reporting Period for Financial Report or Annual Self-Assessed Financial Information (Start Date ~ End Date): 2026/01/01 ~ 2026/03/31 4. Accumulated Operating Revenue from Jan 1 to End of Period (in thousands NTD): 5,392,216 5. Accumulated Gross Profit (or Loss) from Jan 1 to End of Period (in thousands NTD): 1,474,911 6. Accumulated Operating Profit (or Loss) from Jan 1 to End of Period (in thousands NTD): 1,229,561 7. Accumulated Profit (or Loss) Before Tax from Jan 1 to End of Period (in thousands NTD): 1,153,602 8. Accumulated Net Profit (or Loss) for the Period from Jan 1 to End of Period (in thousands NTD): 942,283 9. Accumulated Net Profit (or Loss) Attributable to Owners of the Parent from Jan 1 to End of Period (in thousands NTD): 942,283 10. Basic Earnings Per Share (Loss) from Jan 1 to End of Period (in NTD): 1.06 11. Total Assets at End of Period (in thousands NTD): 51,660,398 12. Total Liabilities at End of Period (in thousands NTD): 37,973,630 13. Equity Attributable to Owners of the Parent at End of Period (in thousands NTD): 13,686,768 14. Other Matters to Note: None.