Tong-Jia Technology Announces Change in Sustainability Committee Member

Release Date: July 24, 2026 Statement Date: July 23, 2026 Statement Time: 15:47:12 Company Code: 3588 Company Name: Tong-Jia Technology Subject: Announcement of Change in Member of the Company's Sustainability Committee Applicable Clause: Clause 6 Factual Date: July 23, 2026

Details: 1. Date of Change: 07/23/2026 2. Name of Functional Committee: Sustainability Committee 3. Former Member Name: Qi Hengzhong 4. Former Member Biography: General Manager, Tong-Jia Technology Inc. 5. New Member Name: Not applicable 6. New Member Biography: Not applicable 7. Nature of Change (select from 'resignation', 'dismissal', 'end of term', 'deceased', or 'new appointment'): Resignation 8. Reason for Change: Resignation 9. Original Term (e.g., xx/xx/xx ~ xx/xx/xx): 05/29/2025 ~ 05/28/2028 10. Effective Date of New Appointment: Not applicable 11. Other Matters to be Disclosed: None