ShenZhen Johnson M.&E. Tech. Co., Ltd. is a professional designer and manufacturer in electromagnetic parts.which has a history of researching, designing and producting electromagnetic parts for over 20 years. Our products include electromagnetic clutches, brakes, micro-brake motor and micro-clutch motor.By now , we have 18 series of products including more than 300 of products, which are fit for many autocontrol machinery, e, g machine building, medical technology, industrial robots, servo-drives.