Dau Tu Va Phat Trien Do Thi Hoang Thanh Joint Stock Company Address: Vinaconex Building, Moi Trung Hoa Urban Area, Nhan Chinh, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102234790 Phone: 0242249250 Representative: Le Thi Minh Thanh Adress: No 5 Quang Trung, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 4 - 5 - 2007