Vien Thong VHT Ha Noi Joint Stock Company Address: No 347 Can Hamlet, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0108313199 Phone: 0901772226 Representative: Au Duong Dat Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 7 - 6 - 2018