... China, 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 ...