Xay Dung Va Phat Trien Cong Nghe Tin Hoc Dai Long Joint Stock Company Address: No 132 Hoang Van Thai, Khuong Mai Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101576953 Phone: 0912877592 Representative: Nguyen Thi Ut Nhan Adress: No 79 Gieng Mut, Bach Mai Ward, Hai Ba Trung District, Ha Noi City Khuong Mai Ward, Thanh Xuan District, Ha Noi CityFounding date: 7 - 12 - 2004