Established in 2007, YuYao Shi Derun Hydraulic Fittings co., LTD is a professional manufacturer and exporter that is concerned with the design, development and production of gas spring, hardware stamping parts, plastic products . We are located in Ningbo, Yuyao, Zhejiang province, with convenient transportation access, and an independent and innovative research and development ability, not only can help customers improve the competitiveness of products, and the advantage we can also provide the good quality and fast delivery. All of our products comply with international quality standards and are greatly appreciated in a variety of markets around the world.