Thuong Mai Va Dich Vu Buu Chinh Vien Thong Kim Son LTD Address: Civil Group 3, Tran Phu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101541358 Phone: 0248360457 Representative: Ngo Thi Thu Ha Adress: No 53, Lane 514, Thuy Khue Street, Tay Ho District, Ha Noi City Tran Phu Ward, Hoang Mai District, Ha Noi CityFounding date: 18 - 10 - 2004