Dau Tu Kinh Doanh Du An Nha O Long Bien Joint Stock Company Address: No 11, Lot A1, Tieu Khu Nha O Ngoc Khanh, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0105353700 Phone: 02432595964 Representative: Do Hoang Van Adress: No 23, Lane 59, Lang Ha Street, Thanh Cong Ward, Ba Dinh District, Ha Noi City Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 10 - 6 - 2011