Koja-KY Announces Board Election of Chairman and Vice Chairman

1. Date of Board Resolution or Change: 2026/06/23

2. Position Type (Chairman or General Manager): Chairman, Vice Chairman

3. Former Incumbents: (1) Lin Chih-Feng (2) Lin Yu-Kai

4. Former Incumbents' Resumes: (1) Lin Chih-Feng - Chairman of Koja (Cayman) Corporation (2) Lin Yu-Kai - Vice Chairman of Koja (Cayman) Corporation

5. New Appointees: (1) Lin Chih-Feng (2) Ho Ho-Ho

6. New Appointees' Resumes: (1) Lin Chih-Feng - Chairman of Koja (Cayman) Corporation (2) Ho Ho-Ho - General Manager of Koja (Cayman) Corporation

7. Nature of Change (e.g., Resignation, Removal, Term Expiration, Role Adjustment, Severance, Retirement, Death, New Appointment): Term Expiration, New Appointment

8. Reason for Change: Term Expiration, New Appointment

9. Effective Date of New Appointment: 2026/06/23

10. Other Matters to be Disclosed (If the subject is a publicly issued company or above, this material information also meets Article 7, Paragraph 6, Item 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None

Keywords: Material Information