Crawler crane is a common term for crawler crane, which refers to a fully rotating boom crane with a crawler walking device. Large lifting capacity, capable of lifting and walking. Has strong lifting ability. Easy to disassemble and assemble, suitable for large factories, working within the factory area. Advantages of crawler crane: good stability, large load capacity, good anti slip performance, and low requirements for road surface. Disadvantages of crawler cranes: poor flexibility, slow driving speed, and high fuel consumption.