WMS manages warehouse receiving and delivery processes of all pallet materials, and can quickly complete the receiving and delivery operations and other warehousing operations through free and open rule settings; Meanwhile, based on the characteristics and features of intelligent warehousing four-way vehicles (RGV) and other smart warehousing equipment, it has flexible allocation rules for cargo space with real-time and accurate warehouse warrant and delivery order where data can be traced at any time; All warehousing and storage activities can be monitored and operated on visual pages in real time; Real-time data interchange is allowed with any host control systems with free and flexible interchange scheme.