Kien Truc Tai Nguyen Joint Stock Company Address: Civil Group 1, Bang A Cluster, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105476660 Phone: 02466554148 Representative: Pham Ba Long Adress: No 53, Tran Phu Street, Cau Dat Ward, Ngo Quyen District, Hai Phong City Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 30 - 8 - 2011