【Shishuo Industrial】Board of Directors Resolves on the Capital Increase Record Date for the Conversion of the Company's Third Domestic Unsecured Convertible Bonds into Common Shares

1. Date of board resolution: 115/05/11 (May 11, 2026) 2. Source of capital increase funds: Conversion of the third domestic unsecured convertible bonds. 3. Whether to adopt comprehensive registration for new share issuance (Yes, please specify the planned issuance period/No): No 4. Total amount and number of shares issued in the entire case (If it is a capital increase from earnings or capital reserves, the number of shares issued does not include those allocated to employees): Issuance of 38,305 new common shares, with a par value of NT$383,050. 5. For cases adopting comprehensive registration for new share issuance, the amount and number of shares issued this time: Not applicable. 6. For cases adopting comprehensive registration for new share issuance, the remaining amount and number of shares after this issuance: Not applicable. 7. Par value per share: NT$10. 8. Issuance price: Conversion price per share NT$49.60. 9. Number of shares subscribed by employees or allocated amount: Not applicable. 10. Number of shares for public sale: Not applicable. 11. Subscription ratio for original shareholders or free allocation ratio: Not applicable. 12. Handling method for odd lots and unsubscribed shares after the deadline: Not applicable. 13. Rights and obligations of the new shares issued this time: Same as the originally issued common shares. 14. Purpose of this capital increase: Not applicable. 15. Other matters to be specified: (1) The capital increase record date is set as May 11, 2026.