... 10 years’ experience)Provide the whole service as “PCB+LED+SMT”PCB Boards with UL, ROHS, SGS certificateTop quality, competitive price, ... Mask, Board SizeQuantity for month/yearHigh and low power LED TypeDetailed Specification of PCB Manufacturing 1Layer1-30 layer2MaterialFR-4,CEM-1,CEM-3,Hight ... ServiceProviding OEM service to all sorts of printed circuit board assembly LED Board with SMD LED