... ”PCB Boards with UL, ROHS, SGS certificateTop quality, competitive price, OEMRequirements for quoting purposeGerber File if haveBase Material, Layers, Copper Thickness, Board Thickness, Surface ... ,Osp,Gold Plating9Copper thickness0.5-4.0oz10Solder mask colorgreen/black/white/red/blue/yellow11Inner packingVacuum packing,Plastic bag12Outer packingStandard carton packing13Hole ...