Ky Thuat Dich Vu Nguyen Son Joint Stock Company Address: No 26, Lane 337, Hem 2/67, Cau Giay Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0107727704 Phone: 0902192198 Representative: Nguyen Xuan My Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 17 - 2 - 2017