Our products have great strength. It's made of poplar or pine. Mainly used to packing and construction. 1.Specification:9~240mm(thickness)*1200mm(width)*length(within 8200mm)2.Certification:ROHS , America CARB.3.Glue:E2 , E1 , MR , WBP .4.Usage:packing , construction , furniture , decoration .5.Higher quality , higher strength , good stablity.6.Material:poplar , pine , birch , weedtree . poplar ...