Powered by dongfeng/ chongqing / Imported cummins , it enjoys the features of high reliability , easy maintenance , long continuous running hours and ideal for port , railway industrial and mining . as the largest foreign investor in chinas engine industry , cummins owned dongfeng cummins Engine co , ltd which mainly produce b , c , l series and chongqing cummins engine co , ltd which mainly produce m , n , k series in accordance with the cummins global quality standards in China . the global service net of cummins can provide our customers with reliable and guaranteed service . environmental consciousness and long service life which is put forward by AUTS POWER .