Vien Thong Viet Nam Joint Stock Company Address: No 64 Civil Group 30, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101499402 Phone: 0246244267 Representative: Tran Thi Dinh Adress: La Cho Hamlet, My Tien Commune, My Loc District, Nam Dinh Province Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 17 - 6 - 2004