Warehousing is the storage and custody of commodities and items through warehouses, and has the function of storing and protecting items.

Traditional warehousing refers to the use of warehouses for various materials and related facilities and equipment for warehousing, storage and delivery of items. Modern warehousing refers to the addition of in-storage processing, sorting, in-storage packaging and other links on the basis of traditional warehousing. Warehousing is one of the important links in manufacturing and commodity circulation, as well as an important link in logistics activities.