Kaohsiung Bank: Announcement of the Company's Issuance of Unsecured Senior Financial Bonds for the 2026 First Period, Totaling NT$500 Million (Supplement to Announcements on 2025/05/09 and 2026/04/15)

1. Date of Board of Directors resolution: NA 2. Name (XX company's Xth (secured/unsecured) corporate bonds): Kaohsiung Bank Co., Ltd. 2026 First Period Unsecured Senior Financial Bonds 3. Is it a master registration for corporate bonds issuance (Yes/No): No 4. Total issuance amount: NT$500 million 5. Face value per bond: NT$10 million 6. Issue price: Issued at full face value 7. Issuance period: 3-year term, issued from April 27, 2026, to April 27, 2029 8. Interest rate: Fixed interest rate, bond coupon annual interest rate 1.70% 9. Type, name, amount, and agreed matters of collateral: None 10. Use of proceeds and utilization plan: Used for loans in green and social impact investment projects 11. Underwriting method: Entrusted to financial advisor 12. Corporate bond trustee: None 13. Underwriter or distributor: KGI Securities 14. Guarantor: None 15. Principal and interest payment agent: Kaohsiung Bank Business Department 16. Certifying institution: None 17. If convertible into shares, conversion rules: Not applicable 18. Put options: None 19. Call options: None 20. If accompanied by conversion, exchange, or subscription rights, the share conversion record date: Not applicable 21. If accompanied by conversion, exchange, or subscription rights, the potential dilution of equity: Not applicable 22. Other matters to be specified: Adjustment of issuance date due to business needs.