4 Layer Immersion Gold PCB

4-Layer, Immersion Gold-PCB 4 Layer PCB Board, Immersion Gold PCB, Customized PCB, High Frequency Board, HDI PCB Supplier Layer: 4L Board thickness: 0.8mm Suface Finish: Immersion Gold TraceSpace: 56mil Smallest Hole Diameter: 0.25MM PCBMAIN can OEM PCB including single-side PCB, double-side PCB, immersion gold PCB, high frequency board, HDI PCB, high density multilayer PCB, multilayer PCB including 2 layer flexible PCB, 4, 6, 8, 10, 12 layer PCB board.