1.Material:Aluminum,MCPCB Layout&Produce 2.UL,SGS,ROHS Certificate 3. ... raw materials, parts, and pcb assembly, also offers: - Contract Manufacturing- Engineering Services- PCB Design & Assembly- Product Design- Prototyping- Cable and Wire Assemblies ... .Detailed Specification of PCB Manufacturing1) Layer:1-30 layer 2) Material:FR-4,CEM-1,CEM-3,Hight TG,FR4 Halogen ...