Dich Vu Ky Thuat Va Thiet Bi Trung Khanh Joint Stock Company Address: No 15/255, Hoang Mai Street, Hoang Van Thu Ward, Hoang Mai District, Ha Noi City Enterprise code: 0109115672 Phone: 0971712555 Representative: Nguyen Xuan Nam Adress: No 21, 213 Giap Nhat Lane, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Hoang Van Thu Ward, Hoang Mai District, Ha Noi CityFounding date: 6 - 3 - 2020