Thuong Mai Tin Hoc PTS Joint Stock Company Address: No 60, Lane 9, Luong Dinh Cua Street, Kim Lien Ward, Dong Da District, Ha Noi City Enterprise code: 0105877221 Phone: 02435742088 Representative: Nguyen Thanh Huong Kim Lien Ward, Dong Da District, Ha Noi CityFounding date: 7 - 5 - 2012