MiTAC Announces Resignation of Functional Committee Member

Disclosure Date: June 27, 2026 Statement Date: June 26, 2026 Statement Time: 22:35:07 Company Code: 3706 Company Name: MiTAC Subject: Announcement of Resignation of Member of Functional Committees Applicable Clause: Clause 6 Event Date: June 26, 2026

Details: 1. Date of Change: June 26, 2026 2. Name of Functional Committee: Audit Committee and Compensation Committee 3. Former Member's Name: Kuan, Chung-Min 4. Former Member's Background: Independent Director, MiTAC Holding Corporation 5. New Member's Name: Not applicable 6. New Member's Background: Not applicable 7. Nature of Change (select from 'resignation', 'dismissal', 'end of term', 'deceased', or 'new appointment'): Resignation 8. Reason for Change: Resignation 9. Original Term (e.g., 05/23/2025 ~ 05/22/2028): May 23, 2025 ~ May 22, 2028 10. Effective Date of New Appointment: Not applicable 11. Other Matters to be Disclosed: None