Secondly, a two-level supply chain inventory management system was established to discuss the optimal replenishment policy of supplier in the VMI system.

• 其次,论文通过建立一个二阶供应链系统,运用数学建模的方法讨论了在供应商管理库存的环境下,供应商对临近的零售商采用固定配送周期的最佳联合补货策略。