... color 4.light,SGS test kt sign board/kt board/sign kt board/advertising kt sign board characteristic:1.surface is smooth ... and maintain, Applications:1. applied to indoor and outdoor advertising sign board.2. display/exhibition board, can use for mounting, ... screen printing,shopwindou diaplay.3. toys, gift boxes, food packing, room decoration. Specifications:1.size:700*1000mm.900*2400mm,1220*2440mm2 ...