CSBC Board of Directors Approves Q1 2026 Consolidated Financial Report

1. Date of Board Meeting or Resolution Date: May 11, 2026 2. Audit Committee Approval Date: May 6, 2026 3. Period Covered by Financial Report or Year-End Self-Reported Financial Information (XXX/XX/XX~XXX/XX/XX): January 1, 2026 ~ March 31, 2026 4. Cumulative Operating Revenue from Jan 1 to Current Period (thousands of NTD): 4,731,963 5. Cumulative Gross Profit (Loss) from Jan 1 to Current Period (thousands of NTD): 2,242 6. Cumulative Operating Profit (Loss) from Jan 1 to Current Period (thousands of NTD): (179,865) 7. Cumulative Profit (Loss) Before Tax from Jan 1 to Current Period (thousands of NTD): 89,975 8. Cumulative Net Profit (Loss) for the Period from Jan 1 to Current Period (thousands of NTD): 85,964 9. Cumulative Net Profit (Loss) Attributable to Parent Company Owners from Jan 1 to Current Period (thousands of NTD): 91,374 10. Basic Earnings Per Share (Loss) from Jan 1 to Current Period (NTD): 0.07 11. Total Assets at End of Period (thousands of NTD): 49,164,218 12. Total Liabilities at End of Period (thousands of NTD): 41,875,243 13. Equity Attributable to Parent Company Owners at End of Period (thousands of NTD): 7,337,538 14. Other Matters to be Noted: N/A