Dien Tu Tin Hoc Duc Dung LTD Address: No 14, Lane 88/61/42, Giap Nhi Street, Thinh Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109866446 Phone: 0977600968 Representative: Mai Duc Thuy Thinh Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 22 - 12 - 2021