Permanent Magnet is an environmental conservation technology: Hangzhou Kocho Magnetic Equipment Co. Ltd is held by ZMAG in Japan with Professor TAKAHASI KENSAN as its president. Combining the world leading magnetic exploring technology of ZMAG together with its own strength, Kocho has developed with its own intelligent property right products as Permanent Magnet Liquid Aluminum Mixer, the eddy type discards aluminum recovery equipments, making revolutionary breakthrough in the metallurgy industry. Website: www.zmag.com.cn