Cong Nghe The Viet Nam Joint Stock Company Address: No 1/198 Le Trong Tan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101593500 Phone: 02462517077 Representative: Do Dat Khoat Adress: No 1/198 Le Trong Tan, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 11 - 1 - 2005