Yen Bai Industry Mineral Joint Stock Company announces the change in personnel as follows: Appointment: Mr. Hoang Anh Quan - Former position in the organization: - Newly appointed position: Director cum the legal representative - Term: - Effective date: February 09, 2023. Resignation: Mr. Huynh Song Tra - Resigned position: Director cum the legal representative - Reason (if any): - Effective date: February 09, 2023.