【Catcher】Our Company's Board of Directors Resolves to Cancel Repurchased Shares for Capital Reduction

1. Date of Board of Directors resolution: 2026/05/13 2. Reason for capital reduction: To protect shareholder interests, the company repurchased a total of 22,548,000 shares of its own stock between March 12, 2026, and May 11, 2026. In accordance with Article 28-2 of the Securities and Exchange Act, these shares will be cancelled. 3. Capital reduction amount: NT$225,480,000 4. Shares to be cancelled: 22,548,000 shares 5. Capital reduction ratio: 4.02% 6. Capital after reduction: NT$5,388,210,680 7. Scheduled date of shareholders' meeting: Not applicable 8. Estimated number of listed common shares after capital reduction and relisting: Not applicable 9. Estimated ratio of listed common shares after capital reduction to total outstanding common shares (number of listed common shares after capital reduction / number of outstanding common shares after capital reduction): Not applicable 10. For cases where the estimated number of listed common shares after capital reduction (items 8 and 9) is less than 60 million shares and less than 25%, please explain the countermeasures for low stock liquidity: Not applicable 11. Record date for capital reduction: To be set by the Chairman, as authorized by the Board of Directors 12. Other matters that should be specified: None