Dau Tu Xay Dung Va Phat Trien Ha Tang Ha Noi Joint Stock Company Address: 36 Ngu Xa, Truc Bach Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102332117 Phone: 0249122857 Representative: Nguyen Thi Thu Thuy Adress: No 20 Cat Linh, Cat Linh Ward, Dong Da District, Ha Noi City Truc Bach Ward, Ba Dinh District, Ha Noi CityFounding date: 7 - 8 - 2007