The four-way shuttle racking system is an intelligent warehousing solution suitable for high-SKU, high-density storage. Through the coordinated operation of four-way shuttles, elevators, and a WMS/WCS management system, the system achieves automated storage and retrieval and intelligent scheduling of palletized goods, significantly improving warehouse space utilization and operational efficiency. The four-way shuttles can move forward, backward, and laterally within the racking aisles and operate between different levels via elevators, reducing forklift aisle requirements. This makes it particularly suitable for space-constrained warehousing scenarios with frequent goods turnover.