pp corrugated sheet/board 1)Material: pp 2)Apply:packing,ads, ... estate signs, campaign signs, bus signage, special event advertising and trade displays. We are professional in manufacturing and ... board, foam core sheet, PVC foam sheet, acrylic sheet, PMMA, plexiglass sheet. It is widely used in printing, packing, mounting, framing, advertising ... to partnering with you soon. pp plastic advertising board