Grain safety is the basic safeguard as to human being s survival and development,and grain logistics is very important in achieving the goal of grain safety.

Grain logistics system is the basis and guarantee of grain commodity motion,as well as teh important embodiment of grain circulation development status.

The assay,focusing on the modes and ways of supply chain management which are applied to the study of agricultural products circulation and contributes to the construction of grain supply chain suitable for the nation’s current situation,has significant importance to decreasing logistic cost and the enhancing the efficiency of grain circulation.

The construction of China\'s macro regulation and control system over grain distribution plays a very important role in regulating China\'s grain market order,improving efficiency of grain distribution,ensuring food supply,realizing food security and promoting economic-socio coordination development.

Based on systematical analysis of the challenges and chances in front of our country s gain trades after WTO entry,this paper puts forward several measures for our country to develop the gain trades.