DC1: Notice of record date for Extraordinary General Meeting of Shareholders 2023

1. Issuer: Development Investment Construction number 1 Joint Stock Company
2. Stock code: DC1
3. Par value: VND 10,000/share
4. Record date: 28/11/2023
5. Ex-date: 27/11/2023
6. Reason:
     * Extraordinary General Meeting of Shareholders 2023:
          - Exercise rate: 1:1 (01 share - 01 voting rights)
          - Agenda:
+ Content 1: Elect members of the Board of Directors to replace Mr. Nguyen Van Tho - Chairman of the Board of Directors who retired according to the regime;
+ Content 2: Report to the General Meeting of Shareholders on the results of issuing shares to pay dividends in 2022 and approving the content of amending the charter capital in the Company's Charter of Organization and Operation.
          - Place: AURORA Convention Center, CSJ Tower, 169 Thuy Van Street, Ward 8, Vung Tau City, Ba Ria - Vung Tau Province
          - Expected time:  December 2023; the company will announce the specific time later.