Thuong Mai Vien Thong Sao Mai LTD Address: Bang Hamlet, Doai Hamlet, Kim No Commune, Dong Anh District, Ha Noi City Enterprise code: 0107924501 Phone: 0983226336 Representative: Nguyen Mau Hien Kim No Commune, Dong Anh District, Ha Noi CityFounding date: 18 - 7 - 2017