Xay Dung Va Thuong Mai Tong Hop Truong Son LTD Address: Day 1, Dia Chat Town, Thanh Tri Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101549727 Phone: 0246447068 Representative: Doan Truong Son Adress: No 203 18B Civil Group, Trung Liet Ward, Dong Da District, Ha Noi City Thanh Tri Ward, Hoang Mai District, Ha Noi CityFounding date: 29 - 10 - 2004