Xuzhou Donghong Machinery Manufacturing Co., ***** (Former Xuzhou Donghong Plastic Mold Machinery Co., Ltd.) has more than ten years of professional manufacturing experience of gas spring, with advanced production and testing equipment, strong technical force and many years of production experience, our main products are ordinary gas spring, tension gas spring, controllable gas spring free stop gas springs, we are design "Donghong" QD series of compressed gas spring, this series can lockable gas springs, pneumatic stent microwave ovens and other products, we have a complete range of specifications. They are widely used in automotive, medical equipment, machinery cabinet door (cover), and can be designed and manufactured according to customer&＃039;s request on behalf of. the company passed ISO9001: 2000 quality system certification .Through SGS testing, to meet EU ROHS directive. Our promise: each gas spring has to go through rigorous testing to ensure quality, we win customers by high-quality products, use high level service for customers, to ensure customers satisfaction of knowing that our products!!! Our policy is: with high quality, safety performance, affordable price to meet the full needs of customers! warmly welcome new and old customers at home and abroad visit the factory! We are willing to cooperate with you sincerely!