With the aim of "Quality is First, Credit model the brand", CHENHUI has been registered with certification of QS9000 and ISO/TS16949. Based on a perfect quality management system, the processes are controlled strictly and continuously from raw material to final products. The products are self-inspected and professional inspected all the way, noncomfirmity products insulated and none coming into market. This makes our company stronger and developing rapidly. With the market net covering the whole glob, our products are selling the entire world. Various pulleys, including water pump pulley, power steering pump pulley, dynamo pulley, crankshaft pulley, are widely used by the automotive manufacturers, engine manufacturers, pump factories, alternator factories. Half of our products are selling to USA, Australia, Europe and Southeast Asia.