TL4: Change in personnel

Hydraulics Contruction Corporation No.4 - Joint Stock Company announced change in personel as follows:

-    Mr. Nguyen Van Thac has been dismissed from Deputy General Manager with effect since September 1, 2025.

-    Mr. Nguyen Van Thac continues to hold the position of Director of Supervisory Board and Branch Director of Hydraulics Contruction Corporation No.4 - Joint Stock Company – Construction Consulting Company.