poster board 1, 11 years working experience 2, 4 production lines 3 ... ,ISO9001 system 3mm novelty aluminum composite panel used for poster board 1.Specifications: Thickness: 1mm, 2.5mm, 3mm, 4mm, 5mm, ... 6)Even coating, various colors 7)Superior impact resistance 8)Lightweight and easy to process 9)Easy to maintain 5. ... picturesprojects 3mm novelty aluminum composite panel used for poster board