[Topco] Announcement of the Board's election of the Chairman

1. Date of board resolution or change: 115/05/26. 2. Personnel category (Chairman or General Manager): Chairman. 3. Name of former incumbent: Pan Chung-liang. 4. Resume of former incumbent: Director of Topco Scientific Co., Ltd. 5. Name of new incumbent: Tseng Hai-hua. 6. Resume of new incumbent: Director of Topco Scientific Co., Ltd. 7. Change status: Expiration of term. 8. Reason for change: Expiration of term, elected by the 13th Board of Directors at the first meeting on 115/05/26. 9. Effective date of new appointment: 115/05/26. 10. Other matters: None.