Thuong Mai Va Dich Vu Ky Thuat Tes LTD Address: 66 Civil Group 63, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0100381197 Phone: 0248536483 Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 7 - 7 - 1998