Tung-kan (1708) Announces Change of Internal Audit Manager

Disclosure Date: August 11, 115 Statement Date: August 10, 115 Statement Time: 16:13:10 Company Code: 1708 Company Name: Tung-kan Co., Ltd. Subject: Announcement of Change in Internal Audit Manager Relevant Clause: Clause 8 Event Date: August 10, 115

Details: 1. Position Category (e.g., Spokesperson, Acting Spokesperson, Key Operational Executive, Financial Officer, Accounting Officer, Corporate Governance Officer, CISO, R&D Head, Internal Audit Manager, Legal Representative): Internal Audit Manager 2. Effective Date of Change: August 10, 115 3. Former Incumbent's Name, Title, and Background: Internal Audit Manager: Li Yen-ling, Internal Audit Manager at Tung-Nan Industrial Co., Ltd. 4. New Appointee's Name, Title, and Background: Internal Audit Manager: Hsu Li-wen, Procurement Manager at Tung-Nan Industrial Co., Ltd. 5. Nature of Change (e.g., Resignation, Transfer, Dismissal, Retirement, Death, New Appointment, Removal): Transfer 6. Reason for Change: Internal organizational adjustment 7. Effective Date: September 1, 115 8. Additional Notes: None