QY80K is designed as 5-axle crane carrier with single engine,and the chassis has strong pass-ability.The engine is electronic-controlled injection engine with two operation control modes,environmental protection and high efficient.The oviform boom profile contributes prominent lifting performance for half and fully extended boom section.The combination of fixed counterweight and self-assembled counterweight and 2-section outrigger increase the crane overall lifting performance.The whole machine still hold the K series crane features,compact arrangement for each part,reasonable layout,good-looking appearance and ergonomically design.