Dongguan HuiXinPu Circuit Co. Ltd (HXP Circuit), specializing in the manufacturing of printed circuit board(PCB), is a China-based and UL & ISO9001:2008 certified PCB factory. UL number E352848.ISO certificate number Q191203132. The following are a few of our strengthsAbility to produce quick turn, prototypes, mid-range and high-volumeUp to 30 layer multi-layersHeavy copper substratesHigh frequency substratesHDIPeelable maskCarbon printCastellated holePad on via technologyCountersink/counterboreBlind & buried viaEdge platingHard gold plated fingersControlled impedance We invite you to send us an RFQ and challenge us.