[Chang Hsin] Announcement of Completion of Capital Reduction Registration for Key Subsidiary Youyuan Industrial Co., Ltd.

1. Regulatory approval date for capital reduction: 115/08/20 2. Date of completion of capital change registration: 115/08/20 3. Impact on financial statements (including differences in paid-in capital and outstanding shares, and impact on net asset value per share): (1) Paid-in capital before reduction: NT$555,700,000 (2) Amount of capital reduction: NT$30,000,000 (3) Paid-in capital after reduction: NT$525,700,000 (4) Difference in outstanding shares and impact on net asset value per share: Not applicable 4. Planned share exchange program: Not applicable 5. Expected number of listed common shares after capital reduction: Not applicable 6. Ratio of listed common shares to total issued common shares after reduction: Not applicable 7. If the number of listed common shares after reduction is less than 60 million or 25%, explanation of measures for low share liquidity: Not applicable 8. Other disclosures: Cash capital reduction approved by the board resolution on 115/07/29. The company received notification of registration completion on 115/08/24.