1.A frame with a medium wheelbase is adopted to provide high stability, mobility and flexibility and high adaptation to various types of working conditions; 2.Working mechanism with a single rocker, optimized design of articulated point, high lifting force and breakout force, short working cycle; 3.The front frame has a four-plate structure and the rear frame has a box girder structure with a high structural strength; 4.The bucket is capable of high-level automatic leveling to reduce the labor intensity and increase the working efficiency of the operator; 5.Key articulated points of the working mechanism have a dustproof structure to prolong the working life of the pin shaft Optional equipment:1.Diesel engine: Shanghai C6121ZG diesel engine,162kw / 2200rpm ; Shanghai C6114ZGdiesel engine,155kw/2200rpm; Shanghai D9-220 diesel engine, 160kw/ 2200rpm ; Cummins 6CTA8.3 diesel engine, 160kw/2200rpm 2.Axle: Xuzhou Meritor axle3. Loose material bucket, rock bucket, side-dump bucket, log fork and other various implements4.Optimized and efficient working devices with the automatic leveling and limit lifting function 5.Electronic weighing 6.BEKA Concentrated lubrication 7.Air conditioning system-cool wind type, warm wind type