发动机正时系统是实现发动机配气功能的重要系统，发动机正时链主要用于发动机正时系统，是发动机关键零部件，具有较高的强度，耐久性和静音性等优良性能。 Engine timing system is the important subsystem realizing the gas distribution function of engine.Timing chain is mainly used for engine timing system,the chain is the key engine component with excellent performances such as high strength,durability and silencing and so on.
