Sinyi Announces Record and Payment Dates for FY2025 Cash Dividend

1. Date of resolution by the board of directors, shareholders' meeting, or company decision: 2026/05/18 2. Type of ex-rights/dividend: Ex-dividend 3. Type and amount of dividend for common stock: Cash dividend from 2025 (fiscal year 114) earnings distribution of TWD 442,107,900 (TWD 0.6 per share) 4. Ex-dividend trading date: 2026/06/09 5. Last transfer date: 2026/06/10 6. Book closure start date: 2026/06/11 7. Book closure end date: 2026/06/15 8. Ex-dividend record date: 2026/06/15 9. Last date for bond conversion application: Not applicable 10. Bond conversion suspension start date: Not applicable 11. Bond conversion suspension end date: Not applicable 12. Payment date for common stock cash dividend: 2026/07/09 13. Other remarks: The Annual General Meeting on May 18, 2026, authorized the chairman to set the ex-dividend record date, payment date, and other related matters. The chairman has decided on the ex-dividend record date and cash dividend payment date as stated above.