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Dongfeng Cummins Heavy-duty diesel engines Heavy trucks
01-06
diesel engine Weichai Group thermal efficiency German_Auto Heavy-duty diesel engines
12-20
![Occupy nearly 1/5 of the market Dongfeng Cummins leads the National VI heavy-duty diesel engine[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)
