Ningbo Co. maneta Sine, Ltd, o se kamupani tomai faapitoa auai i magnets Neodymium (NdFeB), magnets Alnico, Samarium magnets Cobalt (SmCo), magnets ferrite (magnets keramika) ma faapotopotoga maneta i Ningbo, Saina. Tatou te tuuina atu muamua-vasega oloa maneta tumau.