[Chung Sha] Announcement of 2026 Cash Dividend and Capital Reserve Cash Distribution Record Date

1. Date of board or shareholders' meeting resolution or company decision: June 18, 2026 2. Type of ex-right/ex-dividend (please enter 'ex-right', 'ex-dividend', or 'ex-right-ex-dividend'): ex-dividend 3. Type and amount of ordinary share cash dividend: Ordinary share cash dividend totaling NT$742,739,010 4. Ex-dividend trading date: July 16, 2026 5. Last transfer date: July 17, 2026 6. Start date of transfer suspension: July 18, 2026 7. End date of transfer suspension: July 22, 2026 8. Ex-dividend record date: July 22, 2026 9. Final application date for bond conversion: June 25, 2026 10. Start date of bond conversion suspension: June 29, 2026 11. End date of bond conversion suspension: July 22, 2026 12. Ordinary share cash dividend payment date: August 6, 2026 13. Other matters to be disclosed: If the number of outstanding shares is affected due to the exercise of employee stock options or conversion of convertible bonds, resulting in changes to shareholders' dividend rates, the chairman shall have full authority to handle and adjust accordingly as authorized by the resolution.