... hole assembly,BGA etc.4.SMT lines: with machine from Japan,Germany:FUJI,SIEMENS,PANASONIC,YAMAHA ,both ... Grileed Plate Inner Line Inner Line Sezure Layer etching the inner layer of corrosion found lamination ... pattern plating Tin. Nickel, Gold Membrane back Etching Corrosion Found Solder Exposure Test Characters Surface Treatment ... Third Industry Parks with PCB &PCBA double-side aluminum pcb board