Thuong Mai Va Xay Dung Quan Son Joint Stock Company Address: No 671, Hoang Hoa Tham Street, 2nd Floor Khu Van Phong, Cong Vi Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101599661 Phone: 0903436283 Representative: Do Manh Quan Adress: No 105 Can Hamlet, Doi Can Ward, Ba Dinh District, Ha Noi City Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 21 - 1 - 2005