... east,America,Asia,Northeast Asia,Africa,ect.15.Usageindoor16.Qualitynormal hardboard,glue added hardboard17.Face/Backface plain, back rough SpecificationsHardboard 1 ... ,1220*2440,ECT.2)Thickness:2.3mm---5mm 3)Quality:normal hardboard,glue added hardboard 4)Glue:E1,E2 Packaging & DeliveryPackaging Detail:wood ...