1) face and back : B/B B/C/ C/D 2) core:poplar bich pine 3) glue:E0 , E1 , E2 4) size:1220x2440x3-38mm, 1250x2500x6-38mm Birch plywood1, certificates:CE CARB IS9001 ISO14001.2, Face and back : birch , okoume , bintangor , meranti , keruing , pine , poplar other red and white hardwood vwneers 3, Core: poplar,combi hardwood brich okoume etc4, Glue: E0,E1,E25, Spec: 1250x2500mm , 1220x2440mm , ...