3704 Zyxel Holdings Announces Change of Legal Representative and General Manager at Subsidiary MITRASTAR (VIETNAM) TECHNOLOGY COMPANY LIMITED

Release Date: July 22, 2026 Statement Date: July 21, 2026 Statement Time: 13:58:26 Company Code: 3704 Company Name: Zyxel Holdings Subject: Announcement of Change in Legal Representative and General Manager at Subsidiary MITRASTAR (VIETNAM) TECHNOLOGY COMPANY LIMITED Applicable Clause: Clause 6 Event Date: July 21, 2026 Details: 1. Board Resolution Date or Change Date: 07/21/2026 2. Position (Please enter Chairman or General Manager): Legal Representative and General Manager 3. Former Name: Lin Yu-Te 4. Former Profile: Legal Representative and General Manager of MITRASTAR (VIETNAM) TECHNOLOGY COMPANY LIMITED 5. New Name: Wu Song 6. New Profile: Assistant Manager, Wuxi Mengchuang Network Technology Co., Ltd. 7. Nature of Change (Please enter 'resignation', 'dismissal', 'end of term', 'job reassignment', 'redundancy', 'retirement', 'deceased', or 'new appointment'): Job Reassignment 8. Reason for Change: Job Reassignment 9. Effective Date of New Appointment: 07/21/2026 10. Other Matters to be Clarified: None.