1, fast leadtime for sample and mass production. 2, small order quatity accept 3, strict quality ... Free,FR-1,FR-2,Aluminum3Board thickness0.2mm-7mm4Max.finished board side500mm*500mm5Min.drilled hole size0.25mm6Min.line width0.075mm(3mil ... ,Beveling16Assembly ServiceProviding OEM service to all sorts of printed circuit board assembly high standard flexible pcb board supplier