NSL: Notice of record date for Dividend payment in cash

1. Issuer: Son La Water Supply Joint Stock Company
2. Stock code: NSL
3. Par value: VND10,000/share
4. Record date: 21/07/2025
5. Ex-date: 18/07/2025
6. Reason:
     * Dividend payment in cash 1st round in 2025:
          - Exercise rate: 8%/share (shareholders receive VND800 for every share they owned)
          - Place of payment:
               + For deposited shares: securities companies where shares of shareholders have been deposited.
               + For undeposited shares: Son La Water Supply Joint Stock Company (No.55 To Hieu street, To Hieu ward, Son La Province) on working days from 08/08/2025. 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 addition to the mentioned above.
          - Exercise date: 08/08/2025