1 Direct drive technology of gearbox: mechanical power shift gearbox, with front 8 and rear 6 working gears, has high transmission efficiency, good speed rigidity, powerful operation and high speed. 2 Engine variable power technology: According to different working conditions, the engine automatically matches different power curves to reduce fuel consumption and use costs. 3 Load sensitive hydraulic system: the hydraulic system of the operation control device is distributed as required according to the size and flow of the external load, with fast response, accurate control and low fuel consumption. 4 Intelligent fan cooling technology: real-time detection of power system temperature, stepless control of fan speed by hydraulic motor, low power consumption and low noise. 5 Four link swing frame: (similar to Carter grader in structure), with large movement range and wide operation range. 6 Overload protection worm gear box: when the operation is under impact load, it has overload protection energy to reduce the impact received by the working device. 7 Rolling disc operating device: rotary bearing structure, maintenance free, high rotary accuracy, more obvious advantages in finishing, and service life of more than 10000h. 8 Wear resistant reinforced blade: thickened and widened super wear resistant main blade, with longer service life and lower use cost. 9 Intelligent control and display: programmable controller and LYC LCD display, with multi parameter and multi language display, fault self diagnosis, automatic maintenance prompt and other functions.