QingDao D&F Electronics Technology Com., Ltd. Is a non-governmental joint stock enterprise composing of QingDao D&F Electronics Technology Co., Ltd and branch of QingDao D&F Electronics Technology Com., Ltd. Principle business of the enterprise: processing and design of circuit board （ SNPS ， ADAPTER,INVERTER ）； International business (only for PCB processing and welding, whole machine processing); provide subsidiary raw material and choose excellent supplier for clients; semiconductor sales of ST ， TOSHIBA,SHARP and IR Sole distribution of electronic parts. Our company has abundant purchase and sales experience in the fields of raw material of electronics...