Truyen Thong Ban Viet Joint Stock Company Address: No 5, Lane 138, Giap Bat Street, Giap Bat Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105898937 Phone: 02837074999 Representative: Pham Thi Mai Thanh Giap Bat Ward, Hoang Mai District, Ha Noi CityFounding date: 23 - 5 - 2012