... of works including design,produce,test and repair work for temperature controllers.*Established long business relations with Israel Zem ... .PCB, PCBA,PCB&PCBA,PCB Assembly,electronic PCBA,printed circuit board assembly,SMT,DIP processing,PCB design,repair,test ... machine,customized chinese learning machine,LED,Light Emitting Diode,LED lamp,LED light, spotlight, spot light, light-emitting diode, ...