TST: Change in personnel

Telecommunication Technical Service Joint Stock Company announced change in personnel as follows:
- Mr. Nguyen Xuan Hien has been appointed Chair of the Board of Directors with effect since July 31, 2025
- Mr. Le Minh Hai has been appointed Deputy Chair of the Board of Directors with effect since July 31, 2025
- Mr. Le Minh Hai has been appointed General Manager with effect since July 25, 2025
- Mr. Nguyen Hoang Long has been re-appointed Member of the Board of Directors with effect since July 25, 2025
- Mr. Pham Tran Hoa has been re-appointed Member of the Board of Directors with effect since July 25, 2025
- Mr. Dinh Cong Khanh has been appointed Member of the Board of Directors with effect since July 25, 2025
- Mr. Doan Ha Thang has been appointed Member of Supervisory Board with effect since July 25, 2025
- Mr. Trang Thanh Vu has been appointed Member of Supervisory Board with effect since July 25, 2025
- Mr. Dau Phuong Anh has been re-appointed Secretariat with effect since July 31, 2025
- Mr. Lam Vu Hoang Tung has been dismissed from Chair of the Board of Directors with effect since July 25, 2025
- Mr. Le Anh Toan has been dismissed from Member of the Board of Directors with effect since July 25, 2025
- Mr. Le Anh Toan has been dismissed from General Manager with effect since July 25, 2025
- Mr. Nguyen Ngoc Quan has been dismissed from Chief of Supervisory Board with effect since July 25, 2025
- Ms. Phan Thi Phuong Dzung has been dismissed from Member of Supervisory Board with effect since July 25, 2025