【Da Tong】Announcement of Board Approval for the Company's Consolidated Financial Report for Q1 2026

1. Date of Board Submission or Resolution: 115/05/12 2. Audit Committee Approval Date: 115/05/12 3. Reporting Period for Financial Report or Annual Self-Compiled Financial Information (XXX/XX/XX~XXX/XX/XX): 115/01/01~115/03/31 4. Cumulative Operating Revenue from January 1 to Current Period (Thousands NTD): 11,487,899 Thousand NTD 5. Cumulative Gross Profit (Loss) from January 1 to Current Period (Thousands NTD): 1,888,219 Thousand NTD 6. Cumulative Operating Profit (Loss) from January 1 to Current Period (Thousands NTD): 433,191 Thousand NTD 7. Cumulative Profit (Loss) Before Tax from January 1 to Current Period (Thousands NTD): 12,977 Thousand NTD 8. Cumulative Net Profit (Loss) for the Period from January 1 to Current Period (Thousands NTD): (77,870) Thousand NTD 9. Cumulative Net Profit (Loss) Attributable to Owners of the Parent Company from January 1 to Current Period (Thousands NTD): (98,534) Thousand NTD 10. Basic Earnings Per Share (Loss) from January 1 to Current Period (NTD): (0.05) NTD 11. Total Assets at End of Period (Thousands NTD): 142,850,022 Thousand NTD 12. Total Liabilities at End of Period (Thousands NTD): 88,657,309 Thousand NTD 13. Equity Attributable to Owners of the Parent Company at End of Period (Thousands NTD): 46,219,730 Thousand NTD 14. Other Matters to be Noted: None.