Tin Hoc Va Thiet Bi Van Phong Ha Trung LTD Address: No 12a, Ly Nam De Street, Hang Ma Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101616652 Phone: 0247473433 Representative: Do Thi Thien Hoa Adress: 84 Pho Duc Chinh, Truc Bach Ward, Ba Dinh District, Ha Noi City Hang Ma Ward, Hoan Kiem District, Ha Noi CityFounding date: 11 - 3 - 2005