pcb layout 1. One-stop pcba service 2. Fast delivery with high ... offer 1 to 12 Layer PCB fabrication, PCB design, PCB layout, PCB manufacturing, PCB Assemblies, components sourcing, PCBA Function Test, design ... /black/white/red/blue/yellow11Inner packingVacuum packing,Plastic bag12Outer packing standard carton paking13Hole tolerancePTH:±0.076,NTPH:±0.0514CertificateUL,ISO9001,ISO14001 ...