【China Steel Structure】The Company's Q1 2026 Consolidated Financial Report has been approved by the Board of Directors.

1. Date of submission to or resolution by the board of directors: 2026/05/06 2. Date of approval by the audit committee: 2026/05/06 3. Reporting period of financial report or annual self-compiled financial information: 2026/01/01~2026/03/31 4. Cumulative operating revenue from January 1 to the end of this period (in thousands of NTD): 4,623,919 5. Cumulative operating gross profit (gross loss) from January 1 to the end of this period (in thousands of NTD): 225,811 6. Cumulative operating income (loss) from January 1 to the end of this period (in thousands of NTD): 136,475 7. Cumulative net profit (net loss) before tax from January 1 to the end of this period (in thousands of NTD): 158,497 8. Cumulative net profit (net loss) for this period from January 1 to the end of this period (in thousands of NTD): 132,703 9. Cumulative net profit (loss) attributable to owners of the parent company from January 1 to the end of this period (in thousands of NTD): 132,703 10. Cumulative basic earnings per share (loss) from January 1 to the end of this period (in NTD): 0.66 11. Total assets at period end (in thousands of NTD): 15,759,741 12. Total liabilities at period end (in thousands of NTD): 9,941,941 13. Equity attributable to owners of the parent company at period end (in thousands of NTD): 5,817,800 14. Other matters to be specified: None.