Dich Vu Truyen Thong Viet Nam Joint Stock Company Address: C30 To 61, Yen Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0102147499 Phone: 0247821023 Representative: Vu Kiem Van Adress: No 10, Lane 10, An Hoa Street, Van Mo Ward, Ha Dong District, Ha Noi City Yen Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 25 - 1 - 2007