Dau Tu, Tu Van, Thiet Ke, Xay Dung Va Thuong Mai 26 Joint Stock Company Address: Zoom 802, 8th Floor, Van Phong Newtatco Building, 21 Lang Ha, Thanh Cong Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101981863 Phone: 02466745379 Representative: Nguyen Dinh Tuan Adress: Yen So Hamlet, Yen So Commune, Hoai Duc District, Ha Noi City Thanh Cong Ward, Ba Dinh District, Ha Noi CityFounding date: 27 - 6 - 2006