The SXC four-way shuttle robot is a small handling robot developed by Weilai to meet the market demand for high-density storage. This device can realize multi-position storage and retrieval operations of the intelligent three-dimensional storage system, and the space utilization rate can be increased by more than 10% compared with the aisle stacking three-dimensional storage system. It is suitable for application scenarios with a single variety of wine, beverages, dairy products, etc., large inventory quantities, and intensive shipments. The device can realize lateral movement, longitudinal movement, lifting and other actions. Weilai's original multi-link lifting mechanism has a maximum lifting capacity of 2 tons. The device also has functions such as automatic charging and intelligent rescue, and the maximum safe and unassisted seam crossing capacity can reach 10cm.