... 1.Supply China pcb to Russia, Russia PCB supplier; 2.Meet UL, ISO9001:2008; 3.FR-4 pcb board; 4.PCB OEM. pcb PRODUCTION CAPABILITYSolder ... Gold+ OSP. ItemSpecificationsNumber of Layer1-12LayersMaterialFR-4, AL PCB, CEM-1, Taconic, RogersFinish Board Thickness0.2mm-3. ... Control+/-10%Different Impedance+-/10%Supply China pcb to Russia, Russia PCB supplier Supply China pcb to Russia, Russia PCB supplier