Thuong Mai Sao Bac LTD Address: No 331 10 Nguyen Khang Civil Group, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0101401946 Phone: 0904258930 Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 18 - 9 - 2003