【Sin Young】Announcement of the Record Date for the Issuance of New Shares from the Conversion of the Company's Second Domestic Unsecured Convertible Corporate Bonds into Common Shares

1. Date of Board of Directors' resolution: 2026/05/08 2. Source of capital increase funds: Convertible corporate bonds 3. Whether to adopt comprehensive reporting for the issuance of new shares (Yes, please also specify the planned issuance period/No): No 4. Total issuance amount and shares for the entire case (if it is a capital increase from earnings or capital reserve, the number of shares does not include those allocated to employees): NTD 65,180; Number of shares issued: 6,518 shares 5. In cases where comprehensive reporting is adopted for the issuance of new shares, the amount and shares issued this time: Not applicable 6. In cases where comprehensive reporting is adopted for the issuance of new shares, the remaining amount and shares after this issuance: Not applicable 7. Par value per share: NTD 10 8. Issuance price: Not applicable 9. Number of shares subscribed by employees or allocated amount: Not applicable 10. Number of shares publicly sold: Not applicable 11. Proportion for original shareholders' subscription or free allocation: Not applicable 12. Handling method for odd-lot shares and unsubscribed shares after the deadline: Not applicable 13. Rights and obligations of new shares issued this time: Same as original common shares 14. Purpose of this capital increase: Not applicable 15. Other matters that should be specified: The record date for the capital increase from convertible corporate bonds to common shares is set for 2026/06/08.