Dau Tu Va Thiet Bi Cong Nghe Cao DHK Joint Stock Company Address: No 16/163 Hoang Van Thai, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101906841 Phone: 02435659319 Representative: Le Khieu Dung Adress: No 21 Civil Group 14, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 5 - 4 - 2006