Dau Tu Phat Trien Ky Thuat Va Thuong Mai Gia Hanh LTD Address: 1st Floor, No 6, Lane 1/2/1, Do Nhuan Street, Xuan Dinh Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0108302694 Phone: 02423462626 Representative: Duong Van Hanh Xuan Dinh Ward, Bac Tu Liem District, Ha Noi CityFounding date: 1 - 6 - 2018