[GuanMao] Board Appoints New CEO

1. Date of board resolution or change: 2026/06/26 2. Position (please enter 'Chairman' or 'General Manager'): General Manager 3. Former incumbent's name: Kao Kuo-Feng 4. Former incumbent's resume: General Manager of GuanMao Network Co., Ltd. 5. New appointee's name: Kao Kuo-Feng 6. New appointee's resume: General Manager of GuanMao Network Co., Ltd. 7. Nature of change (please enter 'resignation', 'dismissal', 'end of term', 'duty adjustment', 'severance', 'retirement', 'deceased', or 'new appointment'): End of term 8. Reason for change: Board reshuffle 9. Effective date of new appointment: 2026/06/26 10. Other matters to be disclosed (if the subject is a publicly listed company, this announcement also qualifies as a material event under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act that significantly affects shareholders' rights or stock prices): None

Keywords: Material Information