Thuong Mai Helio Viet Nam Joint Stock Company Address: No 15/223, Yen Duyen Street, Yen So Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106355669 Phone: 02438357999 Representative: Nguyen Manh Tuong Adress: No 15/223 Yen Duyen, Yen So Ward, Hoang Mai District, Ha Noi City Yen So Ward, Hoang Mai District, Ha Noi CityFounding date: 7 - 11 - 2013