[Yung Wei Holdings] Announcement on Changes in the Number of Subsidiaries Held by the Company

1. Resolution passed by the Board of Directors or Shareholders' Meeting (Please enter 'Board of Directors' or 'Shareholders' Meeting'): N/A 2. Date of Resolution: 2026/06/09 3. Reason for increasing the number of subsidiaries in this resolution, name of subsidiary, business category, and shareholding ratio: Not applicable 4. Reason for decreasing the number of subsidiaries in this resolution, name of subsidiary, business category, and shareholding ratio: (1) Reason: Disposal of equity. Name of subsidiary: Yaoway Optoelectronics (Yancheng) Co., Ltd. Business category: Manufacturing, processing, and sales of optical lens components, etc. Shareholding ratio: Indirectly held 100% by subsidiary Guangyao Technology Co., Ltd. (2) Reason: No operational needs, simplification of investment structure. Name of subsidiary: Yancheng Yaoway Technology Co., Ltd. Business category: Manufacturing, processing, and sales of optical lens components, etc. Shareholding ratio: Indirectly held 100% by subsidiary Guangyao Technology Co., Ltd. 5. Number of subsidiaries held as of today: 44 6. Other matters to be stated: None Keywords: Material Information