Xay Dung Hoang Son LTD Address: No 34, Kim Ma Thuong Street, Cong Vi Ward, Cong Vi Ward, Ba Dinh District, Ha Noi City Enterprise code: 0101504130 Phone: 0247627774 Representative: Tran Thi Yen Adress: No 34, Kim Ma Thuong Street, Cong Vi Ward, Ba Dinh District, Ha Noi City Cong Vi Ward, Ba Dinh District, Ha Noi CityFounding date: 5 - 7 - 2004