... . 1.material (PE, PC) 2.Adhesive 3M 3.Film+Glass 4. Plastic A. Material : Rohs compliant ... do half-tone printing 2. Good material control to make sure all the material are high ... we used are Rohns compliant 3.Our engineer will work with customers and reommend specail constrution design ... do different types of assembly,such as membrane switch and touch screen with FPC, PCB ,silicone rubber ,metal backer ...