Tin Hoc - Tu Van Va Dich Vu Thuong Mai Duc Quang LTD Address: No 88, Lane 553, Giai Phong Street, Giap Bat Ward, Hoang Mai District, Ha Noi City Enterprise code: 0101911834 Phone: 0248647019 Representative: Pham Van Tho Adress: No 40B Civil Group 17, Yen Hoa Ward, Cau Giay District, Ha Noi City Giap Bat Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 4 - 2006