Green Board is characterized with high quality, durable,economical,practical and elaborate and it is salable in the market. Green BoardFrame: champagne Electrophoresis aluminous frame, 30(w) × 25(d) ×1.0(material thk)mmSurface: metal baking finishing board, thickness: 3mm;Interlayer: high density EPS, thickness:18mmBackboard: Galvanized metal board, thickness: 2mm;Accessory: angle steel hooks