[Ace Pillar] Completion of Capital Reduction Registration Following Cancellation of Restricted Employee Shares

1. Date of approval for capital reduction by the competent authority: N/A 2. Date of completion of capital change registration: 115/06/02 3. Impact on financial reports (including differences in paid-in capital and outstanding shares, and impact on net value per share): (1) A total of 119,000 shares were cancelled in this transaction, with a par value of NT$10 per share, totaling a capital reduction of NT$1,190,000. (2) Before cancellation and reduction: The company's paid-in capital was NT$1,638,164,410 Outstanding shares were 163,816,441 shares Net value per share was NT$48.62 (3) After cancellation and reduction: The company's paid-in capital is NT$1,636,974,410 Outstanding shares are 163,697,441 shares Net value per share is NT$48.66 (Note: Net value per share is calculated based on the financial statements for the first quarter of 115). 4. Planned share exchange schedule: N/A 5. Number of listed common shares after the capital reduction: N/A 6. Ratio of listed common shares to total issued common shares after reduction: N/A 7. Countermeasures for low liquidity if listed common shares after reduction are less than 60 million shares and under 25%: N/A 8. Other important matters: The company received the approval letter for the change registration from the Ministry of Economic Affairs on 115/06/05.