The current situation of Xichang logistic trade is analyzed and the idea about the development of Xichang logistic trade is presented. 着重分析了西昌地区的物流现状，并就西昌地区物流的发展提出初步构想。
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. 通过对粮食物流现状的分析，提出了基于蚁群的物流优化调度算法，实现粮食物流过程中粮食的动态分配。
