The bulldozer sales volume of the major 11 bulldozer manufacturers in China totals 919 units in June 2012, among which, the export volume is 409 units. In details, the bulldozer of 160-179 horse power counts most, 545 units. The next is the bulldozer of 220-319 horse power, 167 units. In the 11 manufacturers, Shantui ranks the first with 507 units. In terms of regions, Shandong province ranks the first, 58 units.