XCMG graders are equipped with a friction plate worm gear box with overload protection, a large modulus and high wear-resistant rotary gear ring, a reinforced traction frame, heat treatment of the guide rail, optimization of the blade arc, integral angle positioner, safe and reliable ; Mainly used for roads, airports, farmland, etc., for digging trenches, scraping slopes, bulldozing and loosening soil. It is a necessary engineering machinery for national defense engineering, mine construction, urban and rural road construction, water conservancy construction, and farmland improvement.