[Nanya Tech] Announcement of Board Resolution for Cash Capital Increase for Subsidiary Nanya Technology International Co., Ltd.

1. Date of Board Resolution: 2026/04/27 2. Source of capital: Cash capital increase from parent company 3. Whether to adopt a shelf registration (Yes/No): No 4. Total amount and number of shares issued: 400 million USD; 400 shares 5. Case of shelf registration (amount/shares): N/A 6. Remaining amount/shares after shelf registration: N/A 7. Par value per share: 1 million USD 8. Issue price: 1 million USD per share 9. Employee subscription or allocation: N/A 10. Public offering shares: N/A 11. Proportion for original shareholders: 100% 12. Treatment of fractional shares or unallocated shares: N/A 13. Rights and obligations of new shares: Same as existing shares 14. Purpose of capital increase: To reduce foreign exchange hedging costs of the parent company 15. Other matters: None