Tu Van 3S Viet Nam LTD Address: No 142 Nguyen Ngoc Nai, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0107834858 Phone: 0915473273 Representative: Nguyen Thi Mai Anh Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 9 - 5 - 2017