DVN: Notice of record date for a ballot

1. Issuer: Viet Nam Pharmaceutical Corporation - Joint Stock Company
2. Stock code: DVN
3. Par value: VND10,000/share
4. Record date: 11/08/2025
5. Ex-date: 08/08/2025
6. Reason:
     * For a ballot:
          - Exercise rate: 01 share - 01 voting rights
          - Expected exercise date: from 14/08/2025 to 25/08/2025
          - Content of the ballot: Obtaining opinions from the General Meeting of Shareholders of Viet Nam Pharmaceutical Corporation - Joint Stock Company to approve the issuance of a letter of guarantee for the payment obligation of Central Pharmaceutical Joint Stock Company CPC1 (CPC1) under the Exclusive Distribution Agreement signed between Viet Nam Pharmaceutical Corporation - Joint Stock Company, CPC1 with Celltrion Group (Korea) and Celltrion Vietnam.