Materials Petroleum Joint Stock Company announces the change in personnel as follows: Appointment: Mrs. Tran Thi To Nhu. Newly appointed position: a member of the Supervisory Board. Term: 2022-2026.

Effective date: April 19, 2024. Resignation: Mr. Bui Huy Thang. Resigned position: a member of the Supervisory Board.

Effective date: April 19, 2024.