Dau Tu Trien Khai Ung Dung Toan Hoc Va Cong Nghe Joint Stock Company Address: No 2, Alley 05, Lane 10, Vong Thi Street, Buoi Ward, Tay Ho District, Ha Noi City Enterprise code: 0102457589 Phone: 0984041939 Representative: Pham Tran Huy Phuong Adress: No 4, Vien Toan Hoc Cum 14 P.Cong Vi Town, Ba Dinh District, Ha Noi City Buoi Ward, Tay Ho District, Ha Noi CityFounding date: 9 - 11 - 2007