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About Us

ISO9001,CSZY,Certified OEM piston ring manufacturer in China
IATF16949,CSZY,Certified OEM piston ring manufacturer in China

ISO 9001

IATF 16949

the leader in piston ring industry,CSZY,piston ring changsha,China

Specialized, Refined, Unique and Innovative" little giant enterprise

the global leading manufacturer of components and systems for the internal combustion engine and its peripherals,CSZY,piston ring changsha,China

National High-tech Enterprise

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