SEP: Notice of record date for dividend payment in cash

1. Issuer: Quang Tri general trading joint stock company
2. Stock code: SEP
3. Par value: VND10,000/share
4. Record date: 18/06/2026
5. Ex-date: 17/06/2026
6. Reason:
     * Dividend payment in cash 2025:
          - Exercise rate: 5.1%/share (shareholders receive VND510 for every share they own)
          - Exercise date: 02/07/2026
          - Place of payment:
               + For deposited shares: Securities companies where shares of shareholders have been deposited.
               + For undeposited shares: Quang Tri general trading joint stock company on working days from 02/07/2026. Identification Card (original copy) is required.