[Nantex] Important Subsidiary Nanmat Technology Co., Ltd. Announces Board Re-election of Chairman

1. Date of the board of directors resolution or date of occurrence of the change: 2026/05/15 2. Type of personnel (please enter chairman or president): Chairman 3. Name of the former position holder: Lee Shun-Hsing 4. Resume of the former position holder: Chairman of Nanmat Technology Co., Ltd. 5. Name of the new position holder: Lee Shun-Hsing 6. Resume of the new position holder: Chairman of Nanmat Technology Co., Ltd. 7. Type of change: Term expiration 8. Reason for change: Full re-election of the board of directors upon term expiration, and election by the new board. 9. Effective date of the new appointment: 2026/05/15 10. Other matters to be specified: None