Function mechanism analysis on university effective improvement of regional social economy is one of the key points to research high level education and regional social economy. This article on basis of set forth evolution and development of function of high level education; relationship between university and regional social economy, proceed functional mechanism analysis on promoting regional social economy by university, and did provement research aiming at world wide high level education promoting function, which help to conclude that only combine with regional social economy, at the same time promoting regional social economy, can university win themselves a greater space of survival and development, which fulfill universities themselves sustainable development.