[Huaguan] Announcement of the Board of Directors' Approval of the Q1 2026 Consolidated Financial Report

1. Date of Board of Directors meeting or resolution: 2026/05/13 2. Date of Audit Committee approval: Not applicable 3. Reporting period for financial report or annual self-compiled financial information: 2026/01/01~2026/03/31 4. Accumulated operating revenue from January 1 to the end of this period (NTD thousands): 82,612 5. Accumulated operating gross profit (gross loss) from January 1 to the end of this period (NTD thousands): 825 6. Accumulated operating income (loss) from January 1 to the end of this period (NTD thousands): -38,100 7. Accumulated profit (loss) before tax from January 1 to the end of this period (NTD thousands): -49,660 8. Accumulated net profit (loss) for this period from January 1 to the end of this period (NTD thousands): -50,658 9. Accumulated net profit (loss) attributable to owners of the parent company from January 1 to the end of this period (NTD thousands): -46,927 10. Accumulated basic earnings per share (loss) from January 1 to the end of this period (NTD): -0.95 11. Total assets at period end (NTD thousands): 606,978 12. Total liabilities at period end (NTD thousands): 332,220 13. Equity attributable to owners of the parent company at period end (NTD thousands): 249,037 14. Other matters that should be specified: None