1.custom membrane keyboard 2.PET material 4.100% QC 5.Productivity: 900000 PCS ... are cost-effective. specialised in producing:membrane switch,film board,flexible circuit board,PET conductive lines,PVC,PC,PET nameplate,epoxy ... tools equipment, automatic sewing machine,Embroidery Machine, Machine Maintenance equipment, computer keyboard and electronic calculators and etc. MaterialPVC/PC/PET/acryl plastic ...