Dau Tu Va Thuong Mai - Helios Joint Stock Company Address: No 14, Lane 196, Cau Giay Street, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0108254521 Phone: 0969998666 Representative: Nguyen Thi Thanh Quynh Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 2 - 5 - 2018