Cong Nghe Ky Thuat Dong Nam A LTD Address: No 53a, Truong Chinh Street, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101320292 Phone: 0242184056 Representative: Nguyen Tuan Duc Adress: No 108, Nguyen Thai Hoc Street, Dien Bien Ward, Ba Dinh District, Ha Noi City Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 3 - 1 - 2003