Jiantong (2460) Appoints Lin Yumin as New General Manager

Announcement Date: August 12, 2026 Statement Date: August 11, 2026 Statement Time: 15:05:07 Company Code: 2460 Company Name: Jiantong Subject: Announcement of Change in General Manager Applicable Clause: Clause 6 Event Date: August 11, 2026

Details: 1. Board Resolution Date or Effective Date of Change: 08/11/2026 2. Position (Please enter 'Chairman' or 'General Manager'): General Manager 3. Former Executive's Name: Su Liwen 4. Former Executive's Resume: General Manager, Jiantong Precision Industrial Co., Ltd. 5. New Executive's Name: Lin Yumin 6. New Executive's Resume: Vice General Manager, Jiantong Precision Industrial Co., Ltd. 7. Nature of Change ('Resignation', 'Dismissal', 'End of Term', 'Duty Adjustment', 'Redundancy', 'Retirement', 'Deceased', or 'New Appointment'): Duty Adjustment 8. Reason for Change: To strengthen corporate governance standards and align with the group's strategic development direction 9. Effective Date of New Appointment: 08/11/2026 10. Other Matters to Note: None