Dau Tu Va Phat Trien Dai Ha Thanh Joint Stock Company Address: No 44 Le Trong Tan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101763632 Phone: 02466849545 Representative: Nghiem Xuan Hai Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 1 - 9 - 2005