Shandong Zhiheng Vibration Damping Technology Co., Ltd.

CRRC OEM Factory identification code: DNJ

Shandong Zhiheng Vibration Reduction Technology Co., Ltd. is located in dezhou city, Shandong Province, the gateway to the capital. Its registered address is No. 5 Liaohe Road, Yinhe Economic Development Zone, Ningjin County. Durbin expressway and Dezhou Beijing-Shanghai High-speed Railway East station, connecting Beijing-Shanghai expressway, Beijing-Shanghai railway and 104 national Road. It is only 1-2 hours′ drive from Jinan Yaoqiang International Airport and Huanghua Port, "one hour from air port and two hours from sea", with superior geographical location and convenient transportation.

Shandong Zhiheng Vibration Damping Tech Co., Ltd, formerly called as Ningjin Mechanical Spring Factory in 1989, was established in July 2005 with a registered capital of 40million RMB. Now it has 326 employees, and its South Plant & North Plant totally occupy an area of 100, 000M2. Its major products are CRH springs, passenger coach springs, Metro springs and all kinds of mechanical engineering springs. Its "GongRouTe" CRH spring is honored as Shandong Brand Name product.

Our company now has 6 spring production lines. In June 1999, the company was appointed by the Railway Locomotives & Vehicles Company and Transportation Bureau of China Railway Ministry as a designated railway spring manufacturer (production code DNJ). In June 2002, the company passed through ISO9001: 2000 certification and is now the strongest, fully qualified company among the seven designated domestic companies. Our company is the key qualified supplier for CSR & CNR′s 20 manufacturing and maintenance plants, and is also a qualified supplier for the 18 China Railway Bureaus. Our company also becomes a qualified supplier of Bombardier - the world′s largest transportation equipment manufacturer, and Komatsu - one of the world′s largest engineering & Mining machinery manufacturer, and also other world′s famous enterprises such as German Siemens, Japanese Kobelco and Korea Doosan. Meanwhile, some of our products have been directly exported to the USA, UK, Indonesia, South Africa, India, Thailand and other overseas markets.

Shandong Jingyun Rubber & Plastic Co., Ltd is a wholly-owned subsidiary of Shandong Zhiheng Vibration Damping Tech Co., Ltd. It is majoring in producing rubber to metal bonded parts, which are widely used in rolling stocks, mining machineries, construction engineering machineries, etc. And now it has become a qualified supplier of CSR, CNR, DHI and other large domestic equipment manufacturers.

Shandong Zhiheng Vibration Damping Tech Co., Ltd has been honored as Shandong Hi-tech Enterprise, Dezhou "1351" Key Enterprise, China National "Respect Contracts & Keep Promise" Enterprise, Agricultural Bank′s AAA Credit Enterprise, Dezhou Outstanding Taxpaying Enterprise, Dezhou′s Top 50 Enterprise, Ningjin "Top 10 Model Credible Enterprises" Enterprise.

Qingdao Zhiheng New Material Technology Co., Ltd. (hereinafter referred to as Qingdao Zhiheng) was established on July 27, 2021 with a registered capital of 20 million. The company is a joint venture established by Qingdao Qingtie Industry Investment Co., Ltd. And Shandong Zhiheng Vibration Reduction Technology Co., Ltd.

Qingdao Zhiheng is a R&D and manufacturing enterprise focusing on rubber and new composite material products. At the same time, it is committed to the construction and innovation of the ecological chain of dry railway and high-speed railway locomotives and urban rail transit equipment. Relying on profound technical research and development accumulation and rich professional manufacturing experience, the company conducts customized development and production of composite material products and rubber vibration damping products based on customer needs. The products cover subway, railway, mining machinery, construction machinery, medical equipment, Marine military and other fields.