... is the best selling line in our factoory,double sided pcb,pcb board,rigid pcb past UL, ISO9001, ISO14001, ... , double sided pcb,pcb board,rigid pcb Reference - Our Production Capability for Rigid PCB:1) Layer: 1,2,multilayer2) Board finished ... FR4 Halogen Free,FR-1,FR-24) Max. finished board size: 1500mmx500mm 5) Min. drilled hole size: 0.3mm6 ... OEM services to all sorts of printed circuit board assembly