dual wave soldering machine,PCB making line: lead free type PLC control,energy saving speed adjustable full ... automatic operation type.15.lead free type Main parts list:16.CONTROLLER COMPUTER: JAPAN OMRON COMPANY17.DOUBLE WAVE 250MM,FREQUENCY CONVERSION ... .OTHER DETAILS ACCORDING TO MANUFACTORY STANDARD.29. DUAL WAVE SOLDERING MACHINE,SOLDERING MACHINE;PCB MAKING LINE, CFL ASSEMBLY LINE,BALLAST ...