Neodymium Magnet are the most common items in people’s real life. Magnets have a wide range of applications. They can be used in industry, manufacturing, and electronic products. Even the entire earth can be understood as a huge magnet. The magnetic north pole is It refers to the south pole of the

Application in transportation:The train manufactured by the principle of same sex repulsion is called maglev train; modern luxury cars need 15-70 permanent magnet devices, such as: windshield wiper motor, oil pump motor, window motor, door lock motor, defogging motor, Automatic steam controller, sta