plywood 1) WBP Glue, MR Glue,1220x2440mm 2) poplar or composition core 3) for concrete construction uses, with smooth surfac ... , 18mm, 21mm, 25mm. Features:1) WBP Glue, MR Glue2) poplar or composition core3) for concrete construction uses, with smooth surface veneer ... of our plywood and others products.Yours faithfully,RUZY QIN common plywood