Dau Tu Xay Dung Va Cong Nghe Son Nam Joint Stock Company Address: No 18, Alley 68/88, Lane 68, Nguyen Van Linh Street, Thach Ban Ward, Long Bien District, Ha Noi City Enterprise code: 0108223442 Phone: 0961236262 Representative: Mai Xuan Nam Thach Ban Ward, Long Bien District, Ha Noi CityFounding date: 9 - 4 - 2018