Founded in 1919 and headquartered in Columbus, Indiana, USA, Cummins is a Fortune 500 company and was named the Fortune 2011 World's Most Admired Company. It is the only diesel company on the list.
Cummins is the world's largest independent engine manufacturer and its product line includes diesel and alternative fuel engines, engine-critical components (fuel systems, control systems, air intake, filtration and exhaust gas treatment systems) and power generation systems. Cummins serves its customers through its network of more than 600 distribution facilities and more than 6,500 dealers in more than 190 countries around the world.
Cummins was one of the first Western diesel companies to localize engine production in China. In 1981, Cummins started production of engine licenses at Chongqing Engine Plant. In 1995, Cummins first Chinese joint venture engine factory was established. To date, Cummins has a total of 26 facilities in China, including 15 wholly owned and joint ventures, employing more than 9,000 people and produces engines, generator sets, alternators, filtration systems, turbocharging systems, reprocessing and fuel oil Systems and other products, Cummins service network in China, including 12 regional service centers, more than 30 customer support platform and more than 1,000 wholly-owned and joint ventures in China authorized dealers.
Cummins has long adhered to forming a strategic alliance with China's large enterprises to achieve common development. As the earliest foreign-invested diesel engine manufacturer in China for localized production, Cummins has formed four engine joint venture factories with Chinese commercial vehicle leaders including Dongfeng Motor, Shaanxi Auto Group and Beiqi Foton for more than 30 years. Cummins 20 Fourteen of the three engine families are locally produced in China.
Cummins was the first foreign diesel engine company to set up a research and development center in China. In August 2006, the Cummins engine research and development center set up in cooperation with Dongfeng Company was officially opened in Wuhan, Hubei.
Cummins 2011 sales in China over 37 billion US dollars, China has become Cummins the world's largest and fastest-growing overseas markets. 
Cummins Generator set Phase Direction: A (U) B (V) C (W) Stator: Skew structure, 2/3 knuckle winding, will effectively suppress the waveform distortion of the neutral current and output voltage. Rotor: Balancing before assembly and connecting directly with engine via flexible drive plate. Perfect damper windings reduce oscillations in parallel. Cooling: Direct drive Cummins diesel generator centrifugal fan.