Dau Tu Truyen Thong Viet Nam Joint Stock Company Address: No 1, 49 Huynh Thuc Khang Lane, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0103774816 Phone: 02435378852 Representative: Cao Van Anh Adress: No 54, Lane 133, Thai Ha Street, Trung Liet Ward, Dong Da District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 7 - 5 - 2009