... REACH 3.fr-4 PCB 4.Timely delivery 5.Reputable manufacturer pcb,4 layer pcb with gold finger1.We ... ISO and UL Certificates and meet ROHS standard Our PCB Technical capabilities NOITEMTechnical capabilities1Layers2-20 layers2Max. Board size2000 ... ImAg, Imsn OSP, Plating AG, Plating gold20MaterialsFR4,H-TG,Teflon,Rogers,Ceramics,Aluminium, Copper base 6 layer PCB Plating Gold Circuit Board Manufacturer ...