SMP Corporation, Polyester Films and Plastic Films Supplier polyester films, polyimide films, plastic films, packaging films, PLA films, nylon films, polypropylene films, flat panel display films, solar panel films, industrial films, electrical and electronic films SMP Corporation is a key supplier of plastic films for many industries and applications. Because of our strong relationships with film manufacturers and worldwide reach, we can provide the plastic films that will make your project a success.