It does not contain harmful substances such as formaldehyde, is green and environment-friendly, has no peculiar smell during construction, purifies indoor air, has good sound insulation performance, can effectively absorb sound wave energy, reduces noise, has certain heat preservation and heat insulation effect, has good fire prevention performance, can release crystal water in case of fire, prevents the fire from spreading, and is not easy to crack. Environmental protection and non-toxic products do not contain harmful substances such as formaldehyde and benzene, and there is no pungent smell during construction, which is harmless to human body and environment.