Dau Tu Thiet Bi Hai Dang Joint Stock Company Address: No 25 Nguyen Ngoc Nai, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102279791 Phone: 0245659410 Representative: Ta Viet Hung Adress: No 15, Lane 16, Ngoc Ha Street, Doi Can Ward, Ba Dinh District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 6 - 6 - 2007