Vien Thong Tin Hoc Viet Nam LTD Address: No 18, Van Hanh Lane, Ham Long Street, Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi City Enterprise code: 0101806678 Phone: 0249363171 Representative: Uong Chau Hoan Adress: Zoom 212 Nha C2 KTT Tan Mai, Tan Mai Ward, Hoang Mai District, Ha Noi City Phan Chu Trinh Ward, Hoan Kiem District, Ha Noi CityFounding date: 28 - 10 - 2005