 Changsha Zhengsheng Special Piston Ring Co.Ltd-ZSPR, One of the top manufacturers of marine diesel Piston Ring, compressors Piston Ring ,engineering machinery piston ring and all type of piston ring casting in China with a history of more than 60 years.It introduced into advanced technologies from German Goetz Company and has set down product quality regulations according to ISO-9001.
ZSPR is the main piston rings supplier for most of the high power diesel engine factories of China. It also can supply a wide range of piston ring,like MAN,B&W,MTU,MAK,DAIHASU,PIESTICK,SULZER,YANMAR,MWM.ZSPR can be the supplier for Engine Makers (OEM), and can design and process products according to customers requirements(drawing or sample).
ZSPR supply piston rings for many applications including:
Ship diesel engines
Diesel engine generators
Diesel railway locomotives
Oil rigs
Air compressors
Pile driver
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