Chuang Kong Announces Change of Spokesperson, Financial Officer, and Accounting Officer

1. Position Change: Spokesperson, Financial Officer, Accounting Officer 2. Change Date: July 6, 2026 (R.O.C. Year 115) 3. Former Officer: Ms. Hsiu-Ju Lu, Vice President and concurrently Spokesperson, Financial Officer, and Accounting Officer 4. New Officer: To be appointed 5. Nature of Change: Job Reassignment 6. Reason for Change: Job Reassignment 7. Effective Date: July 7, 2026 (R.O.C. Year 115) 8. Additional Notes: The appointment of the new Spokesperson, Financial Officer, and Accounting Officer will be announced after board approval. From the effective date, spokesperson duties will be temporarily handled by Acting Spokesperson Ms. Chueh-Chun Lee. Financial and accounting responsibilities will be temporarily managed by Mr. Tsung-Jan Yuan, Acting Accounting Officer.