TST: Result of transaction of Directors, PDMR (Trang Thanh Vu)

- Name of issuer: Telecommunication Technical Service Joint Stock Company
- Stock code: TST
- Securities type: Common stock
- Name of person discharging managerial responsibility /Director: Trang Thanh Vu
- Position in the listed company: Chief of Supervisory Board
- Number of shares held by the shareholder before transaction: 18,000 shares (0.38%)
- Number of shares registered for sale: 18,000 shares
- Number of shares disposed: 18,000 shares
- Total holding following transaction: 0 shares
- Total percentage holding following transaction: 0%
- Start date of transaction: 05/09/2025
- End date of transaction: 05/09/2025