Truong Tieu Hoc Hoang Mai Address: O D3/TH2, 885 Tam Trinh Lane, Yen So Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109744159 Phone: 0932288819 Representative: Nguyen Thi Tuyet Minh Yen So Ward, Hoang Mai District, Ha Noi CityFounding date: 10 - 9 - 2021