... , Printed Circuit Board price with high quality3.Excellent service and prompt delivery4.Our pcb board, Printed Circuit Board get ... ISO and UL Certificates and meet ROHS, REACH standardItemtechnical datelayers1-20 layersMax. Board ... goldMaterialsFR4,H-TG,Teflon,Rogers,Ceramics,Aluminium, Copper base Hot Sale Aluminum PCB Printed Circuit Board for LED