NST: Notice of record date for Dividend payment in cash

1. Issuer: Ngan Son JSC
2. Stock code: NST
3. Par value: VND10,000/share
4. Record date: 16/09/2025
5. Ex-date: 15/09/2025
6. Reason: Dividend payment in cash 2024
       + Exercise rate: 10.5% (shareholders receive VND1,050 for every share they own)
+ Exercise date: 17/10/2025
       + Place of payment:
- For deposited shares: securities companies where shares of shareholders have been deposited.
- For undeposited shares: Ngan Son 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.