Cong Nghe Ngan Tra Mobile LTD Address: No 12a, Nguyen Phong Sac Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0108343838 Phone: 0962190388 Representative: Nguyen Xuan Hung Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 2 - 7 - 2018