The large crawler excavator is a new generation of fully hydraulic crawler excavator independently developed by Hengwang Group. It adopts a high-power and low-fuel consumption engine to ensure the strong power and power reserve of the whole machine. The hydraulic system of the whole machine matches imported hydraulic components and has " It is characterized by high reliability, genuine goods at a reasonable price, safety and environmental protection, comfort and convenience. At the same time, it can provide a variety of special configuration options to meet the needs of different countries and customers.