BSA: Notice of record date for Extraordinary General Meeting of Shareholders 2025

1. Issuer: Buon Don Hydropower JSC
2. Stock code: BSA
3. Par value: VND10,000/share
4. Record date: 06/11/2025
5. Ex-date: 05/11/2025
6. Reason:
     * Extraordinary General Meeting of Shareholders 2025
          - Exercise rate: 01 share - 01 voting rights
          - Place: The Company will notify shareholders in detail in the invitation to attend the General Meeting
          - Time: the Company will notify shareholders of the specific time in the invitation to attend the General Meeting
          - Agenda: + Consider and approve the dismissal of Mr. Vu Thanh Danh from the position of Member of the Board of Directors of Buon Don Hydropower Joint Stock Company according to the resignation letter dated October 15, 2025;
+ Elect 01 additional Member of the Board of Directors of Buon Don Hydropower Joint Stock Company;
+ Other issues under the authority of the General Meeting of Shareholders (if any). It is expected that in December 2025,