... Cummins possess Chongqing Cummins Engine Co., Ltd ( produce M, N, K series engine) and Dongfeng Cummins Engine Co., Ltd (produce B,C, L series ... engine ) and produce CUMMINS engines with globally uniform quality standard. N series&K series 4 ... -cycle water-cooled diesel engine use in industry produced by Chongqing Cummins Engine Co., Ltd and ...