Founded in 1886 and headquartered in Philadelphia, Pennsylvania, the United States, Sunoco is one of the oldest oil companies in the United States and the largest independent oil refining company in the United States. In the development history of more than 100 years, the global operation of American Sun has involved oil, natural gas, chemical industry, coal, shipbuilding, real estate and other industries.

Its products include engine oil, vehicle Gear oil, transmission fluid, brake fluid, motorcycle oil, hydraulic oil, steam turbine oil, industrial Gear oil, compressor oil, marine oil, metalworking oil, special lubricating oil, grease and more than a dozen series of products There are successful experiences and application examples in various industries such as transportation.