Dien Tu Thiet Bi Quan Sat A Au Ha Noi LTD Address: No 65 Nguyen Van Cu, Ngoc Lam Ward, Long Bien District, Ha Noi City Enterprise code: 0101593187 Phone: 0912641685 Representative: Tran Van Minh Adress: 89 Tue Tinh, Nguyen Du Ward, Hai Ba Trung District, Ha Noi City Ngoc Lam Ward, Long Bien District, Ha Noi CityFounding date: 10 - 1 - 2005