... 8 to 10 times than wood board, 4 to 5 times than wood plywood, can reduce the number ... shear walls and vertical templates, also is very appropriate for the highway, overpass, viaduct, dam, tunnel concrete ... skin plywood, and we have been in this line for many years. We also have our own trade ... can meet your satisfaction during the cooperation.Welecome for your email or chat with me online:Skype: ...