中文摘要：

在供应商采用存货质押融资策略下,建立了易变质物品的生产库存模型,其中变质率为常数。证明了模型最优解的存在性,给出了供应商进行存货质押融资的贷款利率的范围。最后,通过数值例子验证相关研究结论,对主要参数进行了灵敏度分析。

英文摘要：

Based on the supplier＇s inventory impawn financing strategy, a production-inventory model for perishable goods was developed in this paper. The existence of the optimal solutions of the model was discussed ,and the supplier＇s lending rate range for inventory impawn financing was provided. To the end, the numerical examples were given to verify the related research conclusions, and the sensitivity of main parameters was carried out.