According to the statistics of China Construction Machinery Business Online, the grader sales volume of the major 11 grader manufacturers in China totals 377 units in June 2012, among which, 204 units are exported. In details, the grader of 180-199HP counts most, 152 units. In the 11 manufacturers, XCMG Road Construction Machinery ranks the first with 139 units. In terms of the region, Henan province ranks first, 19 units.