Dear Shareholders,
On May 29, 2025, PetroVietnam Technical Services Corporation successfully held its 2025 Annual General Meeting of Shareholder
PetroVietnam Technical Services Corporation hereby discloses information in accordance with current regulations, including the following documents.

1) Minutes of the 2025 Annual General Meeting of Shareholders, No. 885/BB-PTSC-DHDCD dated May 29, 2025;
2) Resolution of the 2025 Annual General Meeting of Shareholders, No. 429/NQ-PTSC-DHDCD dated May 29, 2025.

Best regards./.
Attachment:
* English Translation:
- Minutes of the 2025 Annual General Meeting of Shareholders, No. 885/BB-PTSC-DHDCD;
- Resolution of the 2025 Annual General Meeting of Shareholders, No. 429/NQ-PTSC-DHDCD;