... FPC), high-precision impedance, HDI, and other special circuit boards. Fast delivery, high quality and reliable ... and medium&low volume quick board services. 3.Compoent purchasing, SMT/PCBA one-stop source, with ... /Gold,Osp,Gold Plating9Copper thickness0.5-4.0oz10Solder mask colorgreen/black ... packingStandard carton packing13Hole tolerancePTH:±0.076,NTPH:±0.0514CertificateUL,ISO9001,ISO14001,ROHS ...