... Rigid-flexibleBoard MaterialFR-4 glass epoxy, FR-4 high Tg, Rohs compliant,Aluminum,Rogers,etc.Board CuttingShear,V-score,Tab-routedBoard ... Min Line Width0.006'' or 0.15mmMax Board Dimensions20 inch*20inch or 500mm*500mmMin Trace/Gap0.10mm, or 4milsMin ... Assembly With UL,CE,FCC,Rohs Approval----Nitrogen gas reflow soldering technology for SMT.----High Standard SMT&Solder Assembly Line---- High density ...