Sinochem Holdings Announces Completion of Fourth Treasury Stock Repurchase Program

Announcement Date: July 4, 115 Statement Date: July 3, 115 Statement Time: 17:53:26 Company Code: 3716 Company Name: Sinochem Holdings Subject: Announcement of Completion and Execution Status of the Fourth Treasury Stock Repurchase Relevant Clause: Clause 35 Factual Date: July 3, 115

Details: 1. Original upper limit of total repurchase amount (NT$): 5,998,617,899 2. Original repurchase period: 115/05/06 ~ 115/07/03 3. Original number of shares intended for repurchase: 1,000,000 4. Original repurchase price range (NT$): 24.00 ~ 42.00 5. Actual repurchase period: 115/05/11 ~ 115/07/03 6. Number of shares actually repurchased: 542,000 7. Total amount spent on repurchased shares (NT$): 18,862,629 8. Average repurchase price per share (NT$): 34.80 9. Cumulative number of own shares held (shares): 3,753,000 10. Percentage of cumulative own shares held relative to total issued shares (%): 2.51 11. Reason for incomplete execution: To balance market mechanisms and safeguard overall shareholder interests, the company executed staggered repurchases based on stock price fluctuations and trading volume, hence the program was not fully completed. 12. Other disclosures: None