Sanneng-KY Announces General Manager Change at Key Subsidiary Sanneng Foodware Co., Ltd.

Date of Announcement: June 27, 2026 Date of Statement: June 26, 2026 Time of Statement: 15:59:36 Company Code: 6671 Company Name: Sanneng-KY

Subject: Announcement of General Manager Change at Key Subsidiary Sanneng Foodware Co., Ltd. Applicable Clause: Clause 6 Date of Event: June 26, 2026

Details: 1. Board Resolution Date or Date of Change: June 26, 2026 2. Position (Chairman or General Manager): General Manager 3. Former Name: Hsin-Yi Chang 4. Former Resume: General Manager, Sanneng Foodware Co., Ltd. 5. New Name: Che-Chih Chang 6. New Resume: Director of Marketing Center, Sanneng Group Holding Co., Ltd. 7. Nature of Change (Please select from 'Resignation', 'Dismissal', 'End of Term', 'Job Reassignment', 'Redundancy', 'Retirement', 'Deceased', or 'New Appointment'): Job Reassignment 8. Reason for Change: Internal management requirements 9. Effective Date of New Appointment: January 1, 2027 10. Other Matters to be Disclosed (If the entity involved is a publicly issued company or above, this material information also meets the criteria under Article 7, Paragraph 6 of the Enforcement Rules of the Securities and Exchange Act regarding matters significantly affecting shareholders' rights or securities prices): None