The sales volume of the major 10 bulldozer manufacturers in China totals 566 sets in December, among which, the export volume is 208 sets. In details, the bulldozer of 160-179 horse power counts most, 239 sets. The next is the bulldozer of 220-319 horse power, 170 sets. In the 10 manufactures, Shantui ranks the first, 297 sets. In terms of regions, Hebei province ranks the first, 78 sets.