High Reliability : The light aluminum alloy beam has high bending, torsion and fatigue resistance. The unique single-layer hose reel can effectively improve the hose life and reduce the maintenance strength. Precise Operation : The drill boom structure is newly optimized and upgraded to get larger extension stroke and shorter retracted length. Stable Construction : The drilling system has anti-jamming, anti-idle-drilling and automatic withdraw functions, which can effectively improve the drilling efficiency and reduce the loss of drilling tools. Safety Protection : The full cover structure, top anti-skid design, and air spring assisted opening of left and right doors provide convenience for maintenance. The enclosed cab with cooling and heating A/C ensures low dust and noise. Intelligent Control System : The whole machine is equipped with a fully electronic control system based on CAN bus, which is easy and fast to operate.