TSE:4551 Announces Cash Dividend Ex-Rights Record Date

Release Date: 1150715 Announcement Date: 1150714 Announcement Time: 14:59:17 Company Code: 4551 Company Name: TSE:4551 Subject: Announcement of the Ex-Rights Record Date for Cash Dividend Distribution Clause: Clause 14 Fact Date: 1150714 Explanation: 1. Date of Board of Directors, Shareholders' Meeting Resolution or Company Decision: 115/07/14 2. Ex-Rights, Ex-Dividend Type (Please fill in "Ex-Rights," "Ex-Dividend," or "Ex-Rights and Dividend"): Ex-Dividend 3. Type and Amount of Dividend for Common Shares: Cash dividend for common shares: NT$4.2 per share, totaling NT$483,934,492. 4. Ex-Rights (Dividend) Trading Date: 115/07/30 5. Last Transfer Date: 115/07/31 6. Transfer Suspension Start Date: 115/08/01 7. Transfer Suspension End Date: 115/08/05 8. Ex-Rights (Dividend) Record Date: 115/08/05 9. Last Application Date for Convertible Bonds: Not Applicable 10. Convertible Bonds Suspension Start Date: Not Applicable 11. Convertible Bonds Suspension End Date: Not Applicable 12. Cash Dividend Payment Date for Common Shares: 115/08/28 13. Is part or all of the cash dividend paid in foreign currency? (Please fill in "Yes" or "No"): No 14. Foreign Currency for Cash Dividend Payment: Not Applicable 15. Recipient of Foreign Currency Cash Dividend: Not Applicable 16. Method of Determining Exchange Rate for Foreign Currency Cash Dividend: Not Applicable 17. Other Matters to be Stated: (1) Authorized by the Board of Directors on March 5, 2024, to be decided by the Chairman for distribution on the record date. (2) If, before the dividend record date, the number of shares outstanding is affected by subsequent adjustments by the competent authority, repurchase of the company's shares, transfer of treasury shares, conversion of convertible bonds, merger share conversion, or other reasons, and the shareholder dividend rate changes and needs to be adjusted, the Chairman is authorized to handle it fully.