1.embossed flexible circuit keypad/keyboard 2.high performance good service,short lead time 3.100% test& inspection 1. customized membrane flexible circuit keypad2. material: 0.188PET, silver paste, carbon paste,3. two circuits, two tails4. material cutting, silk-screen printing , inspection, CNC cutting, cleaning and packing5.high performance, precision size, competitive price, long life ...