Bac Thang Long LTD Address: No 47, Hang Trong Street, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101426482 Phone: 0248259195 Representative: Nguyen Thi Hue Adress: 10, 378/58 Thuy Khue.P.Buoi Alley, Tay Ho District, Ha Noi City Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 12 - 12 - 2003