Rainbow: Announcement of Board of Directors' Approval of Q1 2026 Consolidated Financial Report

1. Date of reporting to or resolution by the Board of Directors: 2026/05/12 2. Date of approval by the Audit Committee: 2026/05/12 3. Reporting period of financial report or annual self-compiled financial information (YYYY/MM/DD~YYYY/MM/DD): 2026/01/01~2026/03/31 4. Operating revenue accumulated from January 1st to the end of this period (in thousands NTD): 1,603,796 5. Operating gross profit (gross loss) accumulated from January 1st to the end of this period (in thousands NTD): 513,081 6. Operating income (loss) accumulated from January 1st to the end of this period (in thousands NTD): (24,667) 7. Profit (loss) before tax accumulated from January 1st to the end of this period (in thousands NTD): (35,975) 8. Net profit (loss) for this period accumulated from January 1st to the end of this period (in thousands NTD): (57,213) 9. Net profit (loss) attributable to owners of the parent company accumulated from January 1st to the end of this period (in thousands NTD): (66,972) 10. Basic earnings (loss) per share accumulated from January 1st to the end of this period (NTD): (0.61) 11. Total assets at period end (in thousands NTD): 9,668,607 12. Total liabilities at period end (in thousands NTD): 5,162,525 13. Equity attributable to owners of the parent company at period end (in thousands NTD): 4,363,658 14. Other matters that need to be specified: None