Dau Tu Thuong Mai Ky Thuat Nam Phong Joint Stock Company Address: No 129, Lang Ha Street, Lang Ha Ward, Dong Da District, Ha Noi City Enterprise code: 0106539881 Phone: 02437763269 Representative: Phung Van Giang Adress: Civil Group 34, Trung Hoa Ward, Cau Giay District, Ha Noi City Lang Ha Ward, Dong Da District, Ha Noi CityFounding date: 16 - 5 - 2014