Cong Nghe Thong Tin Tan Hoang Nam LTD Address: 6th Floor, Viet A Building, No 9 Duy Tan, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0108140732 Phone: 0243832993; 84243832993 Representative: Nguyen Thi To Trinh Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 19 - 1 - 2018