GIGA-BYTE Announces Appointment of New Internal Audit Head

Release Date: August 14, 2025 Statement Date: August 13, 2025 Statement Time: 20:10 Company Code: 2406 Company Name: GIGA-BYTE Subject: Announcement of Board Approval of Internal Audit Head Appointment Applicable Clause: Clause 8 Factual Date: August 13, 2025

Details: 1. Type of Personnel Change (Please select from: Spokesperson, Acting Spokesperson, Key Operating Executive (e.g., CEO, COO, CMO, CSO), Financial Officer, Accounting Officer, Corporate Governance Officer, Chief Information Security Officer, R&D Head, Internal Audit Head, Litigation/Non-litigation Agent): Internal Audit Head 2. Change Effective Date: 08/13/2025 3. Previous Incumbent’s Name, Title, and Resume: Not Applicable 4. New Appointee’s Name, Title, and Resume: Chung Lien-Chin / Deputy Manager / Internal Audit Head of the Company The appointment of the new Internal Audit Head will be officially announced upon approval by the Audit Committee and Board of Directors. 5. Nature of Change (Please enter 'Resignation', 'Job Adjustment', 'Layoff', 'Retirement', 'Death', 'New Appointment', or 'Dismissal'): New Appointment 6. Reason for Change: New Appointment 7. Effective Date: 08/13/2025 8. Other Matters to be Disclosed: The Company’s Audit Committee and Board of Directors approved the appointment of the Internal Audit Head on 08/13/2025.