Xay Dung Va Thuong Mai Bac Son Joint Stock Company Address: No 44 Civil Group 6, Phuong Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0101478561 Phone: 0246252099 Representative: Do Thi Son Adress: No 44 Civil Group 6, Phuong Lien Ward, Dong Da District, Ha Noi City Phuong Lien Ward, Dong Da District, Ha Noi CityFounding date: 6 - 5 - 2004