Changchai Co., Ltd, a national industrial enterprise with over a century of history, is one of China’s earliest specialized manufacturers of internal combustion engines and the first listed company in China’s agricultural machinery industry as well as in Changzhou City. Currently dual-listed with both A-shares and B-shares, the company boasts an annual production capacity of 700,000 diesel engines, over 60,000 metric tons of castings, and 200,000 gasoline engines. To date, Changchai has cumulatively produced more than 30 million diesel engines, exporting to over 80 countries and regions.

Specializing in small- and medium-power diesel engines with a power range of 3–128 kW and over 1,000 product variants, Changchai’s engines are widely used in pickup trucks, light-duty trucks, low-speed trucks, tractors, harvesters, gardening machinery, plant protection equipment, high-speed rice transplanters, generator sets, construction machinery, cold-chain logistics, and marine applications.

The company operates a National-level Enterprise Technology Center, a Postdoctoral Research Station, and the Jiangsu Provincial Engineering Research Center for Small- and Medium-Power Internal Combustion Engines. Adopting advanced technologies such as high-pressure common rail (recognized by China’s Ministry of Ecology and Environment), Changchai has pioneered China IV emission-compliant diesel engines for non-road machinery, offering diversified series and models with enhanced reliability and fuel efficiency. Its single- and multi-cylinder engines for non-road equipment have achieved Euro V emission certification, securing access to European and American markets. To date, 66 products have received provincial or municipal high-tech product certifications, alongside 156 valid patents (including 17 invention patents) granted globally.

Changchai holds certifications for ISO9001 Quality Management Systems, ISO14001 Environmental Management Systems, and IATF 16949 Automotive Quality Management Systems. It has been consistently ranked among "China’s Top 500 Machinery Enterprises" for multiple years.

Equipped with advanced internal combustion engine manufacturing technologies, Changchai has imported state-of-the-art casting, machining, assembly, and engine testing equipment from the United States, Germany, Switzerland, Japan, and Austria. The integration of modern, intelligent manufacturing systems has not only elevated its production capabilities but also driven technological advancements in the agricultural machinery sector.

Domestically, Changchai maintains a comprehensive sales and service network with 5 business units, 25 regional service centers, and over 700 authorized service centers. As a Customs Advanced Certification Enterprise, it provides customers with efficient, high-quality, and timely services through its robust diesel engine distribution and support system.

Adress：123Huaide Road(M),Changzhou,Jiangsu,China

Telephone：0519-68852308

Website：www.changchai.com.cn