Thuong Mai Va Cong Nghe Truong Son LTD Address: No 7, Alley 19, Lane 217, Tran Phu Street, Van Quan Ward, Ha Dong District, Ha Noi City Enterprise code: 0108296627 Phone: 0982509652 Representative: Ngo Tien Duong Van Quan Ward, Ha Dong District, Ha Noi CityFounding date: 29 - 5 - 2018