A safe and comfortable operating environment, simple and easy user interface; 

 2, the powerful, energy efficient, durable and reliable; 

 Comprehensively improving the walking device and working devices, safety and reliability, stability enhancement; 

 4, heavy-duty boom, dipper stick, enhanced bucket longer track frame, carrying capacity, stability, greater durability compared with the same tonnage of products can withstand the test of mines and other extreme conditions; 

 5, the hydraulic system design, so that machine has excellent reliability and maneuverability; 

 6, a new electronic control system, accurate, stable, reliable, and truly realize the machine's efficiency, energy saving, power consumption than the optimal control performance; 

 7, large-capacity fuel tank and fuel filter, air filter system of the multi-stage filter and high-performance hydraulic filters, effectively extending the replacement cycle and maintenance intervals, machine maintenance costs are greatly reduced; 

 8-in-one combination cooling system, compact, reliable performance, easy maintenance; 

 9, to upgrade the GPS system, more effective monitoring of the machine and the exchange of information with the user at any time who is fed back to a machine information to service. 
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