Thuong Mai Vien Thong Tin Hoc LDF LTD Address: No 27, Alley 120, 99 Dinh Cong Lane, Dinh Cong Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101791157 Phone: 0245595392 Representative: Vu Bao Linh Adress: Civil Group 13, Dinh Cong Ward, Hoang Mai District, Ha Noi City Dinh Cong Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 10 - 2005