Dau Tu Truyen Thong Tri Tue Joint Stock Company Address: No 44, Lane 49, Huynh Thuc Khang Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0102078615 Phone: 0247665748 Representative: Do Quy Dung Adress: No 59 Hang Thiec, Hang Gai Ward, Hoan Kiem District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 27 - 11 - 2006