Buu Chinh - Vien Thong Bac Dong Duong Joint Stock Company Address: No 1035, Ngo Gia Tu Street, Duc Giang Ward, Long Bien District, Ha Noi City Enterprise code: 0101959473 Phone: 0246521756 Representative: Nguyen Hoang Trung Adress: Mai Hien Hamlet, Mai Lam Commune, Dong Anh District, Ha Noi City Duc Giang Ward, Long Bien District, Ha Noi CityFounding date: 5 - 6 - 2006