Donghua Group company has a strong and powerful technical research and development center which possesses three professors, seven senior engineers, seven chief engineers, five graduates and more than thirty engineers.In 2006, we established the academicians workstations to make the development of new materials and new technology and improve products quality. In 2007,we have made the declaration of postdoctoral workstations mainly for developing the timing system of auto chain. In recent years, more than twenty products which have been developed such as the high-speed inverted tooth chain, self-lubrication chains and forklift chains have achieved national patents.