| alternator shell | cast by 800 ton die casting machine and precision finished by High speed CNC machine tools |
| bearings | NSK,C&U famous brand production etc |
| rectifier,diode,electronic regulator,Electronic regulator chip | absolutely use Taiwan,Korea,Japan famous brand Electronic production |
| carbon brush | USA MOGAN carbon brush,Fuji carbon brush etc carbon prodcution company |
| plastic,nylon High temperature resistant parts | heat resistance:≥230°C |
| hardware components(including pulley) | Environmental treatment,conform to European unio and International Environmental standard |
| copper foil | heat resistance:≥230°C,withstand voltage:≥1000V |
| armature | balanced by high speed balancing machine |
