1.The new octagonal arm section has greater lifting capacity and strong bending and tor- sional resistance under the same amplitude. 2.Rotary table high seat control, with better working view, remote control can be optional. 3.Using manual rotation and automatic turning of double-stage double-cylinder leg, improve the adaptability of the site on the basis of a larger span, improve the stability of the ma- chine. 4.Onboard hydraulic proportional valve, good micro-motion performance, and can carry out compound action, high operating comfort. 5.The standard high-power radiator ensures that the oil temperature of the crane is not high for a long time. 6.Standard hydraulic control torque limit valve, to ensure that customers use the crane more at ease. 7.Standard L-HM(CY) XCMG wide temperature hydraulic oil, can be used in winter and summer.