1.custom membrane keyboard 2.PET material 4.100% QC 5.Productivity: 900000 PCS/mont Rapid ... are cost-effective. specialised in producing:membrane switch,film board,flexible circuit board,PET conductive lines,PVC,PC,PET nameplate,epoxy nameplate, ... graphic overlay panel, overlay, membrance switch, membrane keypad, membrane circuit, plastic nameplate, PVC/PC/PET plastic nameplate, graphic overlay, ...