Dau Tu Va He Thong Cong Nghe Hitd Joint Stock Company Address: No 136, Civil Group 25, Hai Ba Trung District, Ha Noi City Enterprise code: 0105426155 Phone: 02437101454 Representative: Luu Quang Hung Hai Ba Trung District, Ha Noi CityFounding date: 27 - 7 - 2011