NBC: Notice of record date for Extraordinary General Meeting of Shareholders 2023

1. Issuer: Vinacomin - Nui Beo Coal JSC
2. Stock code: NBC
3. Par value: VND 10,000/share
4. Record date: 05/09/2023
5. Ex-date: 31/08/2023
6. Reason:
     * Extraordinary General Meeting of Shareholders 2023
          - Exercise rate: 01 share - 01 voting rights
          - Place: Meeting room on the 4th floor, Company office, 799 Le Thanh Tong, Ha Long city, Quang Ninh province.
          - Agenda:
+ Change of personnel in the Board of Directors of the Company (Currently, Mr. Ngo The Phiet has a request sent to the Company to withdraw from the Board of Directors to take up a new job at Vinacomin; Extraordinary General Meeting of Shareholders decided Ngo The Phiet ceases to be a member of the Board of Directors and elects a new member (if any) to replace Mr. Ngo The Phiet);
+ Other contents falling under the authority of the General Meeting of Shareholders.
          - Expected time: 05/10/2023.