Chongqing Cummins Engine Co., Ltd. is a Sino-US joint venture, established in October 1995, the tomb of the martyrs in Shapingba District of Chongqing. The Chinese parent company Chongqing Machinery & Electric Co., Ltd., the foreign parent company the American Cummins (China) Investment Co., Ltd., both sides investment ratio of 50%. Existing staff of more than 1,400 people. Chongqing Cummins predecessor automobile engine plant in Chongqing, began to design and manufacture of diesel engines from the 1950s.

The company mainly production Cummins N, K, M three series of diesel engines, generator sets and power units, engine power coverage of 145-1343KW, with an annual output capacity of 15,000 units. The product is suitable for heavy-duty vehicles, large buses, construction machinery, mining machinery, petroleum machinery, track machinery, port machinery, stationary and mobile diesel generator set power plant, power units and ship propulsion and auxiliary power units, pumps and power units and other power unit.

The main products meet national standards of China, U.S. and European standards under the road cars with diesel engine emission requirements of the Phase 2 and Phase 3 (Euro 2 and Euro 3), as well as off-road vehicle diesel engine Phase 1 and Phase 2 emission requirements (Tier 1 and Tier 2).