Photoluminescent film vinyl Made of non-toxic alkaline-earth aluminates and ... film vinyl Functions:1. High fire retardedness by use of illuminating film made by PVC plastics2. High capacity of saline resistant ... reuqirements,like A-,A,B,C and D,and the quality D is our top quality for this item ... we can supply the finished signboard, and the base can be PVC based,Aluminum, etc.If you are interested in ...