Ningbo ba tare da Magnetic Co., Ltd, shi ne mai sana'a kamfanin tsunduma a Neodymium maganadiso (NdFeB), Alnico maganadiso, Samarium cobalt da maganadiso (SmCo), ferrite maganadiso (yumbu maganadiso) da kuma Magnetic taro a Ningbo, China. Mun samar farko-aji m Magnetic kayayyakin.