1.Flexible Circuit Assembly 2.UL,SGS,Rohs Certificate 3.X-ray& ... to 50,000Board ShapeRetangular,round,slots,cutouts,complex,irregularBoard TypeRigid, Flexible, Rigid-flexibleBoard MaterialFR-4 glass epoxy, FR-4 high Tg ... ----Test method for PCBAOur PCB Assembly ShowsView of Our Workshop Flexible Circuit Assembly