QAY500 all terrain crane is equipped with new spacious luxury cab, combined center console, digital indicator, Grammer air suspension seat, electrical control rear mirror, etc. The product adopts 8-axle chassis, 6-axle steering, and 4-axle drive, featuring sufficient power. 7-segment oval-section jib adopts the telescopic mechanism of the single-cylinder bolt. The full extension length is 84m. The product has many optional devices, such as 63m fixed extension jib, 95m luffing jib, expanding the working space. Improve the super-lift device, and double the jib length. The lifting height increases 7×12m, and the lifting performance increases by 60%. Through the application of the Fieldbus technique, the computer integrated control technique improves the energy efficiency, failure diagnosis intelligence, and control automation. The product is equipped with the auxiliary winch which is specially used to install the big hook and steel wire rope. The dismantling of the optional devices, such as the counterweight, luffing jib, etc. can be completed by the machine itself, considering the convenience of the installment and dismantling to the maximum.