... 5.Bulldozer construction machinery about bulldozer,excavator and loader,the brand SHANTUI,KOMATSU,HITACHI And so on shantui:SD08,SD11,SD13,SD16,SD22, ... Hs841, hs842, hs850, r952, r954, r961, r962, r965, r971 Mitsubishi:Ms350, ms380, ms450, cat:235, 330, e450 Hitachi:Ex400, uh14 ... TY320B· SD42· SD42-3 construction machinery about bulldozer,excavator and loader,the brand SHANTUI,KOMATSU,HITACHI And so on