Dau Tu Va Ket Noi Truyen Thong Viet Nam Joint Stock Company Address: No 115B, Lane 562, Lang Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0105537257 Phone: 02466703631 Representative: Vu Tien Nam Adress: Hamlet 1, Lai Yen Commune, Hoai Duc District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 30 - 9 - 2011