Vien Thong Toan Cau Address: No 280B Lac Long Quan, Buoi Ward, Tay Ho District, Ha Noi City Enterprise code: 0106812146 Phone: 02439411396 Representative: Nguyen Van Chu Adress: No 280B Lac Long Quan, Tay Ho District, Ha Noi City Buoi Ward, Tay Ho District, Ha Noi CityFounding date: 3 - 4 - 2015