Yuhuan Changheng Machinery Manufacture Co,. Ltd . was established in 1995, is a modern enterprise that combines development, design, manufacture, sale and service. Its products include all kinds of drive shaft for the farm tractor(PTO shaft), universal joint and also other valve accessories. we have formed our specialty production system: forging ,foundry , mechanism processing, heat treatment. our products has sold to Europe, America and other region and areas of the world. Our company has won the reputation among customers with its first class quality and reasonable price. We also supply the service according to customers' detailed requirement. Following is our management idea: quality first ,credit first. Our company will grasp the current opportunity to share a more magnificent future. Welcome old and new customers home and abroad to visit our factory.