Truyen Thong Va Cong Nghe Dat Viet LTD Address: No 74, Quan Su Street, Tran Hung Dao Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0105863740 Phone: 02439421610 Representative: Nguyen Danh Kha Tran Hung Dao Ward, Hoan Kiem District, Ha Noi CityFounding date: 20 - 4 - 2012