An intelligent warehouse outgoing and incoming management method based on bar codes is characterized by comprising a personnel mobile terminal with a bar code scanning function, a computer and a database, needs to mark the storage locations of the warehouses, and is divided into an outgoing flow and an incoming flow. According to the intelligent warehouse outgoing and incoming management method based on the bar codes, by marking the storage locations and ranking the storage location prompts during the outgoing process, the picking paths of the warehouse management personnel are optimized, the picking efficiency of the warehouse management personnel is improved, and the workloads of the warehouse management personnel are reduced. By printing the outgoing labels automatically, the outgoing operation steps of the warehouse management personnel are reduced, and the working efficiency is improved. Meanwhile, by the system automatic matching, the probability of a manual operation error is completely eradicated. According to the outgoing amount and the stocking cycle of products, the stock upper and lower limit early warning number of the products is adjusted dynamically, and the warehouse management personnel are assisted to manage, thereby avoiding a lot of stockout and the excessive stock.