1.High bending strength 2.Strong nail holding 3.Moisture-proof and easy work 4.Tight construction and high strength 5.No ratten or decay 6.Low formaldehyde emission 7.The productions are suitable for the construction of viaduct and tall frame building 8.If put in boiling water for 48 hours,it still glue sticking and still formed 9.If used abide by illustration strictly,it can be reuse more than 50 times 10.Solve the problem of leaking and rough surface during construction process