... foreign engine investors in China, Cummins possess Chongqing Cummins Engine Co., Ltd ( produce M, N, K series engine) and Dongfeng ... engine use in industry produced by Chongqing Cummins Engine Co., Ltd and 4BT series&6BT series&6CT series 4-cycle ... Engine Co., Ltd, compact structure, large power, rebiable capability, 24VDC working voltage for control system , abopt circumvolve fuel filter&oil filter ...