Hsing Hui (1734) Announces Resignation of Chairman

Release Date: August 1, 2026 Statement Date: July 31, 2026 Statement Time: 17:51:09 Company Code: 1734 Company Name: Hsing Hui Subject: Announcement Regarding Resignation of Company Chairman Applicable Clause: Clause 6 Factual Date: July 31, 2026

Details: 1. Board Resolution Date or Change Occurrence Date: 07/31/2026 2. Position Type (enter 'Chairman' or 'General Manager'): Chairman 3. Former Name: Li Chih-Wen 4. Former Resume: Chairman, Hsing Hui Pharmaceutical Industries Co., Ltd. 5. New Appointee Name: Not applicable 6. New Appointee Resume: Not applicable 7. Change Status (enter 'resignation', 'dismissal', 'end of term', 'job adjustment', 'redundancy', 'retirement', 'deceased', or 'new appointment'): resignation 8. Reason for Change: Resigned from Chairman and Director positions due to personal future planning 9. Effective Date of New Appointment: Not applicable 10. Other Matters to be Disclosed (if the entity involved is a publicly issued company or above, this material information also complies with Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): (1) On July 31, 2026, the company received a resignation letter from the Chairman, resigning from both Chairman and Director positions. The resignation shall take effect on August 9, 2026. During this period, Vice Chairman Lee Yi-Ta will act in his capacity. (2) The newly appointed chairman will be elected at the board meeting on 08/10/2026 and announced separately.