• Shandong Zhiheng Vibration Damping Tech. Co., Ltd.

    Founded in 2002, Shandong Zhiheng Vibration Damping Tech. Co., Ltd.(formerly Ningjin Spring Ltd.) is an assigned manufacturer by the Chinese Ministry of Railways. The production code DNJ. We specialize all kinds cold and hot coiled springs with diameter ranging from 0.1mm to 90mm, ...

    Telephone:86-534-5534802Address:5 Liaohe Road, Yinhe Development Zone, Ningjin County, Shandong Province. China

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