Vien Thong CSC Joint Stock Company Address: Lot No 3 Khu, BT6 DT Phap Van Tu Hiep Villa, Hoang Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101932094 Phone: 0912347678 Representative: Hoang Thang Adress: 4, Lane 19/1, Kim Dong P.Giap Bat Street, Hoang Mai District, Ha Noi City Hoang Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 5 - 5 - 2006