(1) Double large triangle mast back luffing mechanism, taking into account the stability of construction and the convenience of transition; (2) One-drum double-machine single-layer rope main winch, reducer and wire rope life extension by 20%; (3) The rigidity of the chassis is increased by 25%, and the center of gravity of the whole machine is reduced by 100mm, which greatly improves the working stability; (4) The V-generation power head, three-stage buffer device, and three-stage shock absorption measures greatly reduce the vibration of the whole machine when it is working; (5) Adopt a new generation of cab, a new human-computer interaction interface, good visibility and more comfortable operation; (6) A new generation of electronic control platform, 360-degree full-view monitoring, mobile APP push device information, safe and convenient; Optional lifting outriggers, the entire crawler dismounter can be transported with less effort and effort.