This crane is mechanically operated. The operation of the vehicle is operated from the upper operating platform, and the outriggers are operated from the lower left and right sides. The crane’s main boom consists of a basic boom and three telescopic booms. This 14 ton truck with crane’s cylinder is made of low-alloy high-strength steel and has good bending resistance. The main boom structure adopts embedded sliders and slider compensation technology to improve the guidance and lifting performance of the boom.