Dau Tu Va Phat Trien Bach Son Joint Stock Company Address: No 187, Yen Lac Street, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0103642048 Phone: 02438212168 Representative: Dinh Thi Mai Hong Adress: No 187, Yen Lac Street, Vinh Tuy Ward, Hai Ba Trung District, Ha Noi City Vinh Tuy Ward, Hai Ba Trung District, Ha Noi CityFounding date: 27 - 3 - 2009