TRB Biotech Announces Appointment of New Vice President and R&D Head

1. Position Change Category (please specify: spokesperson, acting spokesperson, key operational executive (e.g., CEO, COO, CMO, CSO), financial officer, accounting officer, corporate governance officer, CISO, R&D head, internal audit head, litigation or non-litigation representative): Vice President and R&D Head

2. Date of Change: 07/02/2026 (ROC 115)

3. Previous Executive's Name, Title, and Resume: Hong Yipei / CEO of the Company

4. New Executive's Name, Title, and Resume: Lu Qingyou / Vice President of the Company

5. Nature of Change (please enter 'resignation', 'job reassignment', 'redundancy', 'retirement', 'death', 'new appointment', or 'dismissal'): New Appointment

6. Reason for Change: New Appointment

7. Effective Date: 07/02/2026 (ROC 115)

8. Other Matters to be Disclosed:

To meet operational needs, the organizational structure has been adjusted. Current CEO Hong Yipei is relieved from her concurrent role as R&D Head. Dr. Lu Qingyou has been newly appointed as Vice President and concurrently serves as R&D Head, responsible for leading the Research and Development Department in related operations.