Tu Van Xay Dung Va Thuong Mai HTC LTD Address: No 105, Lane 211, Khuong Trung Street, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0103490194 Phone: 02462932710 Representative: Nguyen Son Ha Adress: Ngoc Than Hamlet, Ngoc My Commune, Quoc Oai District, Ha Noi City Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 9 - 3 - 2009