TST: Notice of record date for Annual General Meeting of Shareholders of fiscal year 2022

1. Issuer: Telecommunication Technical Service Joint Stock Company
2. Stock code: TST
3. Par value: VND10,000/share
4. Record date: 14/06/2024
5. Ex-date: 13/06/2024
6. Reason:
     * Annual General Meeting of Shareholders of fiscal year 2022
          - Exercise rate: 01 share - 01 voting rights
          - Exercise date: Announced later
          - Place: Announced later
          - Agenda:
+ Announcement of business results in 2022, plans and orientations for the next year;
+ Select an independent auditing unit to audit the financial statements 2023;
+ Change the head office address on the Business Registration Certificate of the Company, Branch of Telecommunication Technical Services Joint Stock Company - Construction Enterprise 1 and Branch of Telecommunication Technical Services Joint Stock Company Information – Equipment Installation Enterprise;
+ Dismissal and election of additional members of the Board of Directors for the term 2019-2024.