... UL.SGS.ISO9001,ROHS,QS9000 and ISO TS16949 double side pcb Immersion gold PCBOur PCB got UL,SGS,ROHS,ISO9002 cerfitifcates,and ... devices,military, industrial control and aviation.Product process capability PCB Specificationproviding OEM service to all sorts of printed circuit board ... assembly1Layer1-30 layer2MaterialFR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,FR-1,FR-23Board thickness0.2mm-7mm4Max. ...