SMD CAPACITOR: AVX,MURATA，TDK，TAIYO，YAGEO，ROHM，SAMSUNG。

The tantalum electric capacity: KEMET，SPRAGUE，NICHICON，NEC，ELNA

The aluminum electrolytic capacitor: NICHICON，ELNA，PANASONIC，RUBYCON

SMD the inductance: TDK，MURATA，TAIYO

Diode& triode: FSC，NEC，FSC，NSC，NXP，IR，VISHAY，ST

IC: ST，AD，MIC，TI，SAM，MAX，ATMEL，XILINX,NXP

LCD: SHARP，TOSHIBA，AUO，NEC

RELAY: PANASONIC, TYCO, OMRON, HONGFA

CONNECTOR: JST，TYCO，NEC，KYOCERA,NAIS,FOXCONN

MODULE: ABB，INFINEON，EUPEC，MIT