[Nan Ya] Announcement of Board Resolution on Cash Dividend Record Date

1. Date of Board/Shareholders' meeting resolution or company decision: 2026/05/29. 2. Type of ex-rights/ex-dividend: Ex-dividend. 3. Type and amount of common stock dividend: Cash dividend, NT$0.8 per share. 4. Ex-dividend trading date: 2026/07/08. 5. Last transfer date: 2026/07/09. 6. Start date of book closure: 2026/07/10. 7. End date of book closure: 2026/07/14. 8. Record date for ex-dividend: 2026/07/14. 9. Last date for bond conversion application: Not applicable. 10. Start date of bond conversion suspension: Not applicable. 11. End date of bond conversion suspension: Not applicable. 12. Payment date of common stock cash dividend: 2026/08/07. 13. Other matters to be stated: None.