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BOARD OF DIRECTORS’ RESOLUTION DATED 09/12/2025 RE: WORKING CAPITAL LOAN FOR 2025 TO SERVE THE COMPANY’S BUSINESS OPERATIONS AT BIDV DONG NAI

REPORT ON THE DAY CEASING TO BE MAJOR SHAREHOLDERS - DAU HOANG LINH

REPORT ON THE DAY CEASING TO BE MAJOR SHAREHOLDERS - NGUYEN THI KIM HUE

BOARD OF DIRECTORS’ RESOLUTION RE: COMMITMENT TO REPAY DEBT ON BEHALF OF CIVIL ENGINEERING CONSTRUCTION JSC NO. 525

REPORT ON OWNERSHIP CHANGES OF MAJOR SHAREHOLDERS - PHUNG KHANH LY

REPORT ON THE DAY BECOMING TO BE MAJOR SHAREHOLDERS - NGUYEN THI KIM HUE

RESOLUTION ON THE APPROVAL OF THE REGISTRATION DOSSIER FOR THE PUBLIC OFFERING OF SHARES TO EXISTING SHAREHOLDERS

CHANGE IN CERTIFICATE OF BUSINESS REGISTRATION 19TH AMENDED, DATED NOVEMBER 11, 2025

REPORT ON THE DAY BECOMING TO BE MAJOR SHAREHOLDERS - DAU HOANG LINH

REPORT ON THE DAY CEASING TO BE MAJOR SHAREHOLDERS - DO NGOC MAI