Truong Trung Hoc Co So Tan Trao Address: 2 Nha Tho, Hang Trong Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0103272774 Phone: 02438247301 Hang Trong Ward, Hoan Kiem District, Ha Noi CityFounding date: 10 - 2 - 2009