Cong Nghe Va Thuong Mai Viet Thanh Joint Stock Company Address: No 26 (No CU 33), 492 Hoang Hoa Tham Lane, Buoi Ward, Tay Ho District, Ha Noi City Enterprise code: 0101530243 Phone: 0245745733 Representative: Do Van Quang Adress: No 33 Hoang Hoa Tham, Tay Ho District, Ha Noi City Buoi Ward, Tay Ho District, Ha Noi CityFounding date: 17 - 9 - 2004