circuit electronic pcb board is the best selling line in our ... ,ISO9001,ISO14001,ROHS. circuit electronic ,pcb assembly,pcb board,rigid pcbOur product developed most recently is lower priced ... for Rigid PCB:1) Layer: 1, 2,multilayer2) Board finished thickness: 10%3) Material: FR-4, CEM- ... Free,FR-1,FR-24) Max. finished board size: 1500mmx500mm 5) Min. drilled hole size: 0.2mm6) Min. Line width: ...