SKYWEL Engine Parts CO., Ltd, is a leading manufacturer of Piston Rings in China since 1943. Piston rings diameter range from 20mm to 1080 mm. Fit for Marine Diesel Engines, Diesel Generators, Gas & Diesel Engines, Locomotive, Pile Hammers, etc. Custom order/Special order with over size also be acceptable.Producing piston ring with certification of ISO 9001:2008 and strict Goetze Standard, to ensure every pieces of piston ring in high quality and be accepted by world market.
In 1943- Founded as a state-owned company, expert in casting material for piston ring.
In 1990- Run several production lines which applied to construction machinery piston ring.
In 2004- Supply piston rings for marine engines to famous diesel makers in China, such as Ningbo C.S.I., Zi Chai, SXD, CNOOC....
In 2010- Export to worldwide markets, such as USA, UK, Netherlands, Spain, Korea, Italy, and so on.