... copper, 2. Line Width/Line Spacing:0.1mm/0.1mm 3. Blue Ink solder mask 4. with competitive pricing 1. FR4 ... -2000, ISO14001 Our Manufacturing Capability for PCB BoardMaterial type: CEM-3,FR-4,FR-4-TG170/TG180,HalogenFree,Rogers,Arlon,Taconic ... /White/Red/Blue/ YellowSpecial requirements: Buried and blind vias, impedance control board, thick copper pcb boardExcellent quality with Low-cost Protopype pcb ...