... Cover layerPolyimide, Flexible Solder MaskStiffener materialPolyimide, Polyester, FR4, MetalShielding materialCopperfoil, Silver foil, Silver PasteAssembly on FPC ... Through-hole and SMT)0201components, 0.4mm pitch IC& connectorIn the continuous pursuit of high flexual ... used in the elelctronic products, such as: mobile phone, camera, computer, LCD atc. double-side communication flexible pcb board