... -stop plate and s on; it can be used in driving box, Scaleboard, Traction wheels spring, Revoking sockets, Checking ring, ... ,; Bearing, Rudder bearing, Pump bearing, Pump roller, Block slider, Chain wheel, Handle, Electricity resistance and airproof parts and so on in ... standard for producing, it has obtained ISO9001:2000 quality system certification so that the corporate quality management is guided to ...