VIX Securities Joint Stock Company announces the change in personnel as follows: Appointment: Mr. Nguyen Tuan Dung - Former position in the organization: a member of the BOD - Newly appointed position: the person in charge of the BOD - Term: - Effective date: February 10, 2023. Resignation: Mrs. Nguyen Thi Tuyet - Resigned position: Chairman of the BOD - Reason (if any): - Effective date: February 10, 2023.