Dntn-Xi Nghiep Cung Ung Vat Lieu Xay Dung Hoang Nam Address: Oto Hamlet, Thuy Phuong Commune, Thuy Phuong Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0101408437 Phone: 0247570059 Representative: Nguyen Thanh Huyen Adress: Oto Hamlet, Thuy Phuong Commune, Tu Liem District, Ha Noi City Thuy Phuong Ward, Bac Tu Liem District, Ha Noi CityFounding date: 13 - 10 - 2003