Former Shanghai Diesel Engine Factory, founded in April 1947, formerly known as Wusong Manufacturing Plant of China Agricultural Machinery Company, has trial-produced a 5-horsepower gasoline engine. After the founding of New China, it was renamed Wusong Machinery Factory, which produced 750 rpm/d12 horsepower single cylinder horizontal diesel engines in batches. In August 1953, it was officially designated as the Shanghai diesel engine plant, and began to design and manufacture diesel engines on its own. In 1958, the first self-designed, fully domestic 6135 diesel engine was born here, which pioneered the manufacture of medium-power high-speed diesel engines in China. In 1964, the 6135 diesel engine was made up of the first T120 bulldozer made in China and identified by the whole machine. In 1969, it successfully matched the first domestic ZL40 loader, and established Shangchai as the most important power supplier in the domestic construction machinery industry. In 1993, it was converted into a joint-stock listed company. When it was restructured, its registered capital was 480 million yuan and its total assets amounted to 2 billion 300 million yuan. At present, Shangchai has become a national super-large high-tech enterprise which integrates development, design, manufacture and marketing. Its business scope covers diesel engine, fuel system, diesel generator set and investment enterprises.

Shangchai has more than 50 years of diesel engine manufacturing experience, technology development capacity in the same industry in China ranks first. The company's quality assurance system is perfect. In 1994, the internal combustion engine industry in China first passed the ISO 9001 quality system certification, and then passed the QS9000 quality system certification. The company's technology center is recognized by the State Economic and Trade Commission as a national-level technology center, with a strong diesel engine development and design capabilities, to meet the user's various personalized power matching design requirements, the formation of a "production generation, reserve generation, development generation" scientific research mechanism, with a strong development momentum.

Products are widely used in trucks, passenger cars, construction machinery, ships, mobile power stations and other fields, and exported to more than 50 countries and regions. In 1994, the company first passed the ISO9001 quality system certification in China's internal combustion engine industry. Since then, the company has passed the Rhine QS9000 and TS16949 quality system certification. The company's leading products, Dongfeng 135 (G128), D114, C121 series diesel engines, "2000," Dongfeng "brand diesel engine was awarded"China Famous Trademark"in 2002 and 2005, the company has won the Shanghai Municipal Government's highest quality award - Shanghai Quality Gold Award, and in 2005 won the"China Famous Brand"title. In 2005, the company independently developed and manufactured the 6CT natural gas engine by the World Bus Union as the best engine of the year. In 2006, the company was awarded the "best engine manufacturer" award by the world Bus Alliance.