Do Doanh LTD Address: No 11, Chua Boc Street, Quang Trung Ward, Dong Da District, Ha Noi City Enterprise code: 0101635662 Phone: 0248522146 Representative: Tran Duy Tien Adress: No 15, Trang Tien Street, Trang Tien Ward, Hoan Kiem District, Ha Noi City Quang Trung Ward, Dong Da District, Ha Noi CityFounding date: 14 - 4 - 2005