Whenever an express package needs to be put into the warehouse, the courier should manually check the category, size, and quantity of all packages, relying on paper to record the cargo information and manually entering the checked data into the express delivery system. However, such a cumbersome and inefficient method cannot cope with the workload when many packages are put into storage simultaneously, and it is easy to make mistakes due to human factors, resulting in deviations between the system data and the actual situation.