... A. Material : Rohs compliant material ,for example ,Autotype ,3M ,Nicomatic.B. Dimension : According to customer 's drawing or design ,OEM design.C. Color: ... funtional tesiting ,and we can also do specified testing ,such as humility testing ,life expectancy testing ,actuation force testing.5. ... we can also do different types of assembly,such as membrane switch and touch screen with FPC, PCB ,silicone ...