Du Lieu Thong Tin Va Tu Van Dau Tu Joint Stock Company Address: No 14, Le Van Linh Street, Hang Ma Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101906961 Phone: 0249435396 Representative: Tran Viet Phu Adress: No 111 Phu Doan P.Hang Trong, Hoan Kiem District, Ha Noi City Hang Ma Ward, Hoan Kiem District, Ha Noi CityFounding date: 5 - 4 - 2006