Van Phong Dai Dien Cong Ty Co Phan Dau Tu Xay Dung Hoang Duong Viet Nam Address: VP1203, Vinaconex Diamond Building, No 459C, Bach Mai Street, Bach Mai Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0107687321-001 Phone: 02462598785 Representative: Hoang Trong Doan Ha Noi CityFounding date: 6 - 11 - 2025