
YUHUAN XINYUANCHANG MACHINERY CO.,LTD. manufactures valve rocker arms, rocker shafts, and rocker arm assemblies for automotive, motorcycle, and diesel engine applications, operating under an ISO/TS 16949:2009 quality system.
YUHUAN XINYUANCHANG MACHINERY CO.,LTD. is based in Yuhuan, Zhejiang—an established hub for automotive parts manufacturing with convenient access to major port cities including Wenzhou and Ningbo.
Established in 1993, the company specializes in the production of valve train and related engine components, including valve rocker arms, rocker shafts, rocker arm assemblies, valve guides, and valve seat inserts, as well as other mechanical parts for automobiles, motorcycles, and diesel engines.
Driven by a focus on combining science and technology with manufacturing, the company pursues continuous research and innovation to develop high-quality products. Managed under the ISO/TS 16949:2009 international quality system, its products are supplied to overseas markets including Europe and other Western regions, the Middle East, and Southeast Asia.

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The company integrates science and technology with production, supporting ongoing research and innovation to develop high-quality, high-performance engine components.
Operations are managed under the ISO/TS 16949:2009 international quality system to support consistent manufacturing and reliable product quality for global customers.
Situated in Yuhuan, Zhejiang, the company operates within a well-known automotive parts industry base with convenient transportation links and proximity to major port cities.