4164 Chengye Medical: Subsidiary Fukang Active Pharma Announces Cash Capital Increase via New Share Issuance

Announcement Date: June 27, 2026 Statement Date: June 26, 2026 Statement Time: 16:25:53 Company Code: 4164 Company Name: Chengye Medical Subject: Announcement by important subsidiary Fukang Active Pharmaceutical Co., Ltd. of board resolution on cash capital increase via new share issuance Applicable Clause: Clause 11 Factual Date: June 26, 2026

Details: 1. Board resolution date: June 26, 2026 (115/06/26) 2. Source of capital increase: Cash issuance of new shares 3. Use of blanket declaration for new share issuance (Yes, specify planned issuance period / No): No 4. Total issuance amount and number of shares (excluding employee allocation for retained earnings or reserve capital increases): NT$77,466,400, 880,300 ordinary shares 5. Issuance amount and number of shares for blanket declaration cases: Not applicable 6. Remaining amount and share balance after this issuance under blanket declaration: Not applicable 7. Par value per share: NT$10 8. Issuance price: NT$88 9. Number of shares subscribed by employees or allocated amount: 88,030 shares 10. Public offering number of shares: Not applicable 11. Subscription or free allocation ratio for existing shareholders: 90% 12. Handling method for fractional shares and unclaimed shares: Authorized Chairman to arrange subscription by specific persons 13. Rights and obligations of the newly issued shares: Same rights and obligations as existing shares 14. Use of capital increase funds: To strengthen operational capital 15. Rationality and necessity of fundraising after cash reduction (applicable if cash reduction was conducted in the current or previous year): Not applicable 16. Other matters to be stated: None