Shenmao Announces Ex-Dividend Record Date and Related Schedule

1. Date of Board of Directors resolution, shareholders' meeting resolution, or company decision: June 17, 2026 2. Type of ex-rights/ex-dividend: Ex-dividend 3. Type and amount of dividend on common shares: Cash dividend from retained earnings: NT$320,543,870 4. Ex-dividend trading date: July 15, 2026 5. Last transfer date: July 16, 2026 6. Book closure starting date: July 17, 2026 7. Book closure ending date: July 21, 2026 8. Ex-dividend record date: July 21, 2026 9. Last date for bond conversion application: June 24, 2026 10. Starting date of suspension of bond conversion: June 26, 2026 11. Ending date of suspension of bond conversion: July 21, 2026 12. Payment date of cash dividend on common shares: August 13, 2026 13. Other specified matters: (1) Based on the resolution of the annual shareholders' meeting on June 11, 2026, the Chairman is authorized to determine the ex-dividend record date and related matters. (2) If subsequent changes in share capital affect the number of outstanding shares and thus alter the dividend payout ratio, the Chairman is granted full authority to handle the matter.