Thuong Mai Duoc Dong Bac Joint Stock Company Address: No 236C, Le Trong Tan Street, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101820305 Phone: 0245657977 Representative: Doan Trung Loi Adress: Hoang 4 Hamlet, Co Nhue Commune, Tu Liem District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 20 - 11 - 2005