... , 1.2mm,1OZ,HASL, White Solder Mask; PCB+LED+SMT the whole service with very competitive price Brief Introduction:Specialized PCB and ... 10 years’ experience)Provide the whole service as “PCB+LED+SMT”PCB Boards with UL, ROHS, SGS certificateTop quality, competitive price, OEMRequirements ... of PCB Manufacturing 1Layer1-30 layer2MaterialFR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen Free,FR-1,FR-2,Aluminum3Board ...