CC1: Notice of record date for Extraordinary General Meeting of Shareholders 2025

1. Issuer: Construction Corporation No.1 Joint Stock Company
2. Stock code: CC1
3. Par value: VND10,000/share
4. Record date: 15/12/2025
5. Ex-date: 12/12/2025
6. Reason: 
     * Extraordinary General Meeting of Shareholders 
          - Exercise rate: 01 share  – 01 voting rights
          - Exercise date: 09/01/2026
          - Place: Construction Corporation No.1 Joint Stock Company (111A Pasteur, Saigon Ward, Ho Chi Minh City)
          - Agenda:
a. Amending and supplementing the Company Charter;
b. Approving the plan to increase charter capital;
c. Dismissing members of the Board of Directors and electing additional members of the Board of Directors for the 2021-2026 term;
d. Other contents under the authority of the General Meeting of Shareholders (additional if any).