Dau Tu Xay Dung Thuong Mai Dich Vu Va Du Lich Au Lac LTD Address: No 23, Quan Thanh Street, Quan Thanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102157105 Phone: 0913566195 Representative: Duong Phuc Khanh Adress: No 3, C1, Tap The Nha May Len Ha Dong, Ha Dong District, Ha Noi City Quan Thanh Ward, Ba Dinh District, Ha Noi CityFounding date: 6 - 2 - 2007