[Hongpu] Announcement of Repurchase of Treasury Shares Reaching a Certain Threshold

1. Date when the cumulative number of repurchased shares reached 2% of the company's total issued shares or the amount exceeded NT$300 million: August 25, 2026 2. Number of shares repurchased this time (shares): 6,675,000 3. Total amount of repurchase this time (NT$): 139,944,603 4. Average repurchase price per share this time (NT$): 20.97 5. Cumulative number of company's own shares held during the repurchase period (shares): 6,675,000 6. Ratio of cumulative number of company's own shares held during the repurchase period to total issued shares (%): 2.01 7. Other matters to be stated: None