Chengye Medical Announces Results of Second Treasury Stock Buyback

1. Original upper limit of total amount for repurchasing shares (NT$): 5,461,571,281 2. Original scheduled repurchase period: 115/05/07 ~ 115/07/05 3. Original scheduled number of shares to be repurchased (shares): 1,500,000 4. Original scheduled price range for repurchase (NT$): 30.00 ~ 46.00 5. Actual repurchase period this time: 115/05/08 ~ 115/07/03 6. Number of shares actually repurchased this time (shares): 1,500,000 7. Total amount spent on repurchased shares this time (NT$): 43,974,205 8. Average price per share repurchased this time (NT$): 29.32 9. Cumulative number of company's own shares held (shares): 1,500,000 10. Ratio of cumulative number of company's own shares held to total issued shares (%): 0.77 11. Reason for incomplete execution this time:

12. Other matters to be disclosed: None Keyword: Material Information