2313 Wateen: Announcement of Director Change at Key Subsidiary HUATON HOLDINGS LIMITED

Announcement Date: July 17, 2026 Statement Date: July 16, 2026 Statement Time: 16:29:23 Company Code: 2313 Company Name: Wateen Subject: Announcement of Director Change at Key Subsidiary HUATON HOLDINGS LIMITED Applicable Clause: Clause 6 Event Date: July 16, 2026

1. Date of Change: July 16, 2026 2. Category of Personnel Affected (Legal Person Director, Legal Person Supervisor, Independent Director, Natural Person Director, or Natural Person Supervisor): Natural Person Director 3. Former Position and Name: Director Lu Hsueh-Shun 4. Former Director's Background: Director at HUATON HOLDINGS LIMITED 5. New Director's Position and Name: Not Applicable 6. New Director's Background: Not Applicable 7. Nature of Change (Please enter 'Resignation', 'Dismissal', 'End of Term', 'Deceased', or 'New Appointment'): Resignation 8. Reason for Change: Resignation 9. Number of Shares Held by New Director at Time of Appointment: Not Applicable 10. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): Not Applicable 11. Effective Date of New Appointment: Not Applicable 12. Ratio of Director Changes During Same Term: One-fifth 13. Ratio of Independent Director Changes During Same Term: Not Applicable 14. Ratio of Supervisor Changes During Same Term: Not Applicable 15. Is the Change Involving One-Third or More of Directors? (Yes or No): No 16. Other Matters to be Clarified (If the entity involved is a publicly issued company, this significant information also complies with Article 7, Clause 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholder rights or securities prices): None