Dau Tu Xay Dung Van Thang Joint Stock Company Address: No 11 N8B Trung Hoa, Nhan Chinh, Thanh Xuan District, Ha Noi City Enterprise code: 0104092301 Phone: 02436415812 Representative: Do Van Trung Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 7 - 8 - 2009