Xay Dung Ha Tang Ky Thuat Do Thi Viet Nam Joint Stock Company Address: No 16, Lane 733, Nguyen Khoai Street, Thanh Tri Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106249276 Phone: 0978901001 Representative: Nguyen Dinh Phuc Adress: Cong Xuyen Hamlet, Nghiem Xuyen Commune, Thuong Tin District, Ha Noi City Thanh Tri Ward, Hoang Mai District, Ha Noi CityFounding date: 31 - 7 - 2013