Instructions on the process of buying shares (For non-custodial shareholders)

List of major shareholders and state shareholders in 2021

Report on governance situation in 2021

Notice of the last registration date to exercise the right to buy shares of existing shareholders

Announcement of public offering of shares

Resolution on finalizing the list of shareholders exercising the right to buy shares

Appendix attached to the prospectus

Prospectus – Construction Corporation No. 1-JSC

Certificate of public stock offering No. 02/GCN-UBC issued by the State Securities Commission on January 5, 2022

Announcement of appointment of Ms. Nguyen Thi Ngoc Dung - Chief Accountant of Construction Corporation No. 1 - Joint Stock Company

RESOLUTION NO. 28/NQ-HĐQT VV APPROVING THE POLICY AND APPROVAL OF CONTRACTS/TRANSACTIONS BETWEEN CONSTRUCTION CORPORATION NO. 1 AND RELATED PERSONS OF CC1 IN 2022 UNDER THE AUTHORITY OF THE BOARD OF DIRECTORS

Resolution 228 of the Board of Directors dated December 31, 2021

List of people related to Mr. Nguyen Viet Hung - Deputy General Director

Announcement of appointment of Mr. Nguyen Viet Hung - Deputy General Director in charge of Finance of Construction Corporation No. 1 - Joint Stock Company

Report on stock trading results of Construction Corporation No. 1 - Joint Stock Company at Bien Hoa Concrete Joint Stock Company

Resolution of the Board of Directors approving detailed adjustments to the plan for using capital from the stock offering to existing shareholders in 2021

Announcement of the first trading day for shares with changed trading registration of Construction Corporation No. 1 - Joint Stock Company

Approval of the Hanoi Stock Exchange on changing the stock trading registration of Construction Corporation No. 1 - JSC

Notification of stock transactions of insiders and related persons of insiders