... rigid pcb is the best selling line in our factory,circuit electronic,pcb assembly,pcb board past UL,ISO9001,ISO14001,ROHS. circuit electronic, rigid pcb, pcb assembly, pcb boardOur ... 1, 2,multilayer2) Board finished thickness: 10%3) Material: FR-4, CEM-1,CEM-3, High TG, FR4 Halogen Free,FR-1 ... ,FR-24) Max. finished board size: 1500mmx500mm 5) Min. drilled hole ...