Truong Mam Non Thang Long Address: Lot X1, Bac Linh Dam Urban Area, Hoang Mai District, Ha Noi City Enterprise code: 0105662459 Phone: 02435401589 Representative: Hoang Xuan Tien Adress: Lot X1, Bac Linh Dam Urban Area, Hoang Mai District, Ha Noi City Hoang Mai District, Ha Noi CityFounding date: 22 - 11 - 2011