Tu Van Trang Thiet Bi Truong Hoc G&H LTD Address: No 92, Lane 521, Truong Dinh Street, Tan Mai Ward, Hoang Mai District, Ha Noi City Enterprise code: 0105396359 Phone: 02849508950 Representative: Le Van Minh Adress: Khoi Hong Phong, Van Phuc Ward, Ha Dong District, Ha Noi City Tan Mai Ward, Hoang Mai District, Ha Noi CityFounding date: 7 - 7 - 2011