本科论文AbstractIn recent decades, cold chain logistics has gradually emerged in the field of logistics, and many enterprises and companies specializing in processing have been transformed into the processing of cold chain products. After a long time of development, China's cold-chain product processing industry has become the fastest and best developing industry in China's economy. Small enterprises have also evolved into large integrated processing enterprises, using the resources of enterprises to combine storage and marketing points in different places. In this way, we have the ability to cooperate with large cold-chain logistics enterprises. While ensuring the smooth operation of cold chain logistics, it also greatly saves manpower and financial resources.Shenyang fast line cold chain logistics company is a third-party logistics provider specializing in warehousing and transportation services. It is one of the largest cold chain logistics companies in shenyang at the present stage, mainly serving various large shopping malls and large food manufacturers in the city. The company has developed rapidly in recent years, and its reputation is the best in the industry. It has a certain strength and influence in shenyang and other regions. However, while developing itself, there are also many problems, such as unreasonable warehouse layout, resulting in low operation efficiency, irregular arrival time of refrigerated vehicles, resulting in overstocking of goods, etc.Therefore, this design takes the cold chain warehouse of shenyang express line as the research object. Firstly, through a long time field investigation, the basic situation and operation rules of the warehouse are understood. Then the layout and operation...