... and low noise.2,Hydraulic components such as the Intelligent electric-controlled hydraulic transmissions, drive axles ... , reliable quality.3,Step less speed hydraulic transmission system ,improves compaction quality and prolongs ... SERIES, MULTIPLE FUNCTION BACKHOE LOADER SERIES, MULT-FUNCTION ASPHALT CONCRETE PAVER SERIES, VIBRATORY ROLLER SERIES, PNEUMATIC ROLLER SERIES, VIBRATORY ROLLER SERIES ...