According to the statistics of China Construction Machinery Business Online, the grader sales volume of the major 10 grader manufacturers in China totals 431 units in April 2012, among which, 197 units are exported. In details, the grader of 180-199HP counts most, 199 units. In the 10 manufacturers, XCMG Road Construction Machinery ranks the first with 150 units. In terms of the region, Inner Mongolia ranks first, 25 units.