We professionally export different kinds of transmission components, such as standard sprockets, taper lock sprockets, special sprockets,motorcycle sprocket ,chain couplings, shafts, gears, box gears,roller chain, agriculture chain,leaf chain,conveyor chain,oliver chain,special chain,pulleys, taper bushes and racks.All our products are produced strictly as per ISO9001 quality standard and exported to more than 50 countries.We have adopted advanced CAD and CAM methods for design and advanced heat treatment craft.