Xay Dung Va Thuong Mai Truong Son LTD Address: Vien Ngoai Hamlet, Dang Xa Commune, Gia Lam District, Ha Noi City Enterprise code: 0101145763 Phone: 0248767181 Dang Xa Commune, Gia Lam District, Ha Noi CityFounding date: 25 - 7 - 2001