Industry statistics based on 2010 production published by Off-Highway Research showed Shantui was the largest producer of bulldozers, making over 10,000 units that year or 2 in 5 crawler-type dozers made in the world [REF].
Komatsu introduced the D575A in 1981, the D757A-2 in 1991, and the D575A-3 in 2002 that the company touts as the biggest bulldozer in the world [REF].