According to the study,the historical backgro unds and conditions for the rise of this system consist of two aspects:on one ha nd,the mass population migration had deprived the rural neighborhood unions of t heir function in ruling the residents.

Township is the basic administrative unit under the county in the early years of the Northern Song Dynasty,and is replaced by Bao-Jia system after Wang Anshi s Constitutional Reform.

Earnestly analyze about the outstanding issues that the against corruption and build honest government construction of the grass-roots organization in the countryside face to,and deeply discuss about the effective methods for accelerating it are significant for us to en- tirely prod the new great engineering of the party s construction with a reformative and innovative spirits.