Dau Tu Cong Nghe Thong Tin Toan Cau Joint Stock Company Address: No 47, Nguyen Phuc Lai Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0101639762 Phone: 0245143490; 0242872681 Representative: Vu Van Dong Adress: Nam Hai Hamlet, Xuan Vinh Commune, Xuan Truong District, Nam Dinh Province O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 21 - 4 - 2005