Cong Nghe Onechain Joint Stock Company Address: 14th Floor, Detech Tower Ii Building, No 107 Nguyen Phong Sac, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0109756274 Phone: 0918808313 Representative: Le Dinh Du Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 28 - 9 - 2021