Dien Tu Sunvi LTD Address: No 597, Nguyen Tam Trinh Street, Yen So Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101596702 Phone: 0246442044 Representative: Do Van Vy Adress: No 43 B4, Quynh Loi Ward, Hai Ba Trung District, Ha Noi City Yen So Ward, Hoang Mai District, Ha Noi CityFounding date: 18 - 1 - 2005