Truyen Thong Thuong Mai HTC Joint Stock Company Address: No 85/7, Van Cao Street, Lieu Giai Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102327621 Phone: 0242455801 Representative: Nguyen Thi Thu Hang Adress: 194/56, Doi Can Street, Doi Can Ward, Ba Dinh District, Ha Noi City Lieu Giai Ward, Ba Dinh District, Ha Noi CityFounding date: 28 - 7 - 2007