1.High Standard Flexible electronic PCB 2.UL,SGS,Rohs Certificated PCB 3.OEM& ... to 50,000Board ShapeRetangular,round,slots,cutouts,complex,irregularBoard TypeRigid, Flexible, Rigid-flexibleBoard MaterialFR-4 glass epoxy, FR-4 high Tg ... ,Rohs Approval----Nitrogen gas reflow soldering technology for SMT.----High Standard SMT&Solder Assembly Line---- High density interconnected board placement technology ...