The current situation of Xichang logistic trade is analyzed and the idea about the development of Xichang logistic trade is presented. 著重分析了西昌地區的物流現狀，並就西昌地區物流的發展提出初步構想。
Analyzing the grain logistics current situation, this paper proposes a distributed algorithm based on ant colonies to optimize the dynamic assignment of components to orders. 通過對糧食物流現狀的分析，提出了基於蟻群的物流優化調度演算法，實現糧食物流過程中糧食的動態分配。
