... 4.20years in Pinted circuit board 1. pcb green mask material2.UL,SGS,ROHS,IS09001,CEC3.Fast delivery with ... Silver/Gold,Osp,Gold Plating9Copper thickness0.5-4.0oz10Solder mask colorgreen/black/white/red/blue/yellow11Inner packingVacuum packing,Plastic ... ,NTPH:±0.0514CertificateUL,ISO9001,ISO14001,ISO/TS16949,ROHS15profiling punchingRouting,V-CUT,Beveling16. providing you one-stop pcb assemblies service ...