Cong Nghe Va He Thong LTD Address: No 38, Thanh Nhan Street, Thanh Nhan Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0100520316 Phone: 0248264728 Representative: Pham Ngoc Thanh Adress: 149 Bui Thi Xuan, Bui Thi Xuan Ward, Hai Ba Trung District, Ha Noi City Thanh Nhan Ward, Hai Ba Trung District, Ha Noi CityFounding date: 17 - 7 - 1998