Changyi Precision Spring Co.,Ltd was set up in 1994 and located at beautiful “homeland of kite”,“homeland of silk”-Changyi City in Shandong Province,which bordered Qingdao to the east, and Jinan to the west. It boasts superior geographic location and convenient transportation. Changyi Precision Spring Co.,Ltd

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  The general manager of NO

  QiTeng,thegeneralmanagerofNOKandYangBin,theministerofqualitydepartmentcametoChangyiPrecisionSpringCo.,LtdvisitandnegotiateonNovember24th,2015. AlthoughWeifangisj...

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  Oil seal spring

  There is a circular spring in the oil seal.This is oil seal spring.Its function is to make seal more precise....

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  Extension spring

  Extension springs are attached at both ends to other components. When these components move apart the spring tries to bring them together again.Extens...

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