... UL,ISO, SGS approval 2 quick sample delivery 3.good quality with suitable price 4.single-side, multi-layer, rigid-FPC ... MaskStiffener materialPolyimide, Polyester, FR4, MetalShielding materialCopperfoil, Silver foil, Silver PasteAssembly on FPC (Through-hole and SMT)0201components, 0.4mm pitch IC ... elelctronic products, such as: mobile phone, camera, computer, LCD atc. high quality flexible pcb board