1. UL, ISO9001, ISO14001, ROHS 2. FR4,cem-1 pcb, HASL 3. Competitive Price 4., High speed delivery 5, 8 ... LayersMaterialFR-4, CEM-1, Aluminium Base, Rogers, TaconicFinish Board Thickness0.2mm-3.2mm(8mil-126mil)External Copper Thickness35um-210umInternal Copper Thickness17um-140umCopper ... your Gerber files and PCB requirements, we will quote for you soon!Try us, your sincere friend! CEM-1 94v0 single ...