The bulldozer sales volume of the major 11 bulldozer manufacturers in China totals 1,075 units in April 2012, among which, the export volume is 470 units. In details, the bulldozer of 160-179 horse power counts most, 602 units. The next is the bulldozer of 220-319 horse power, 236 units. In the 11 manufacturers, Shantui ranks the first with 704 units. In terms of regions, Heilongjiang province ranks the first, 61 units.