Công bố thông tin – CC1 – Page 6

Report on the results of the private placement of shares (in English)

Report on the results of the private placement of shares (in Vietnamese)

Resolution of the Board of Directors approving the results of the private placement of shares (in English)

Resolution of the Board of Directors on the approval of the results of the private placement of shares (in Vietnamese)

Board of Directors Resolution on Approval of Contracts and Transactions (in English)

Board of Directors Resolution on Approval of Contracts and Transactions (Vietnamese)

Insider Stock Transaction Notification (English)

Insider Stock Transaction Notification (Vietnamese)

Resolution of the Board of Directors on the organization of the 2026 Annual General Meeting of Shareholders (in English)

Resolution of the Board of Directors on the organization of the 2026 Annual General Meeting of Shareholders (in Vietnamese)

Board of Directors Resolution on the Implementation of Share Distribution in the Private Placement Offering to Investors (in English)

Resolution of the Board of Directors on the implementation of share distribution in the private placement of shares to investors (in Vietnamese)

Change of authorized person for information disclosure (English)

Change of authorized person for information disclosure (Vietnamese)

Resolution of the Board of Directors on the approval of the use of the credit limit granted by Vietnam Technological and Commercial Bank (in English)

Resolution of the Board of Directors on the approval of the use of the credit limit granted by Vietnam Technological and Commercial Bank (in Vietnamese)

On May 14, 2026, Construction Corporation No. 1 – JSC (CC1) signed Audit Contract No. 17/2026/UHYHCM-HĐKT with UHY Audit and Consulting Co., Ltd. to audit the Head Office Financial Statements, Separate Financial Statements, and Consolidated Financial Statements for the fiscal year ending December 31, 2025 of CC1.

On May 14, 2026, Construction Corporation No. 1 – JSC (CC1) signed Audit Contract No. 17/2026/UHYHCM-HĐKT with UHY Audit and Consulting Co., Ltd. to audit the Head Office Financial Statements, Separate Financial Statements, and Consolidated Financial Statements for the fiscal year ending December 31, 2025 of CC1.