Dich Vu Vien Thong Hoang Gia LTD Address: No 18, Lane 42, Trieu Khuc Street, Thanh Xuan Nam Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0105196769 Phone: 02422680000 Representative: Hoang Duong Adress: No 10M, 6 Be Van Dan Lane, Quang Trung Ward, Ha Dong District, Ha Noi City Thanh Xuan Nam Ward, Thanh Xuan District, Ha Noi CityFounding date: 17 - 3 - 2011