San Xuat - Thuong Mai- Dich Vu Hoang Son LTD Address: Ngoai Hamlet, Uy No Commune, Dong Anh District, Ha Noi City Enterprise code: 0101200372 Phone: 0248834017 Uy No Commune, Dong Anh District, Ha Noi CityFounding date: 16 - 1 - 2002