SD9: Notice of record date for AGM and Dividend payment in cash

1. Issuer: Song Da No 9 JSC
2. Stock code: SD9
3. Par value: VND10,000/share
4. Record date: 25/03/2025
5. Ex-date: 24/03/2025
6. Reasons:
     * Annual General Meeting of Shareholders 2025

• Exercise rate: 01 share – 01 voting rights
• Expected exercise date: 25/04/2025
• Place: Song Da No 9 JSC
• Agenda: Contents come within the competence of General Meeting of Shareholders

* Dividend payment in cash 2018
       + Exercise rate: 10% (shareholders receive VND1,000 for every share they own)
+ Exercise date: 18/04/2025
       + Place of payment:
- For deposited shares: securities companies where shares of shareholders have been deposited.
- For undeposited shares: Song Da No 9 JSC on working days (from Monday to Saturday). Securities certificate and Identification Card (original copy) are required. In case of authorization, a proxy with certified seal of the local authority is further requested in addtion to the mentioned above.