Cong Nghe Son Olym Nano Joint Stock Company Address: No 16C, 92/31 Nguyen Khanh Toan Lane, Quan Hoa Ward, Cau Giay District, Ha Noi City Enterprise code: 0109745064 Phone: 0966366233 Representative: Vu Van Thuy Quan Hoa Ward, Cau Giay District, Ha Noi CityFounding date: 13 - 9 - 2021