Cong Nghe Va Vien Thong Viet Nam Joint Stock Company Address: No 03/12, Alley 69, 281 Tran Khat Chan Lane, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101530236 Phone: 0249721485 Representative: Pham Tuan Tung Adress: No 320B, Ba Trieu Ward, Dong Tho Ward, Thanh Hoa City, Thanh Hoa Province Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 17 - 9 - 2004