... circuit board,supplier,10years experience. pcba, electronic component,circuit board,pcb supplierOur product developed most recently is lower priced than the competition ,good quality ... PCB:1) Layer: 1, 2,multilayer2) Board finished thickness: 10%3) Material: FR-4 ... CEM-3, High TG, FR4 Halogen Free,FR-1,FR-24) Max. finished board size: 1500mmx500mm ... to all sorts of printed circuit board assembly