On the basis of research materials and archives community information, and the cases of the new rural cooperative medical system of Sichuan Province and Tibet Autonomous Region,from the capital raising, management style and so on, the author and anlyzes China’s traditional rural cooperative medical system, expounds the major factors impacting rural cooperative medical care system’s continuous running to run of the western region. The researcher shows that the important reasons are the Chinese goverament’s innovation in the rural cooperative medical system and the strong support and participation in financing and managemeat. It suggests that from the laws and regulations and perspective of social equity to improve the new rural cooperative medical care system, to ensure the new rural cooperative medical system and policy’s authority and continuity.