Dao Tao Va Truyen Thong Q.H.S Joint Stock Company Address: No 7, Lane 1050, De La Thanh Street, Ngoc Khanh Ward, Ba Dinh District, Ha Noi City Enterprise code: 0102723174 Phone: 02437265376 Representative: Tran Hoan Sinh Ngoc Khanh Ward, Ba Dinh District, Ha Noi CityFounding date: 21 - 4 - 2008