2.Impact-proof strength is ten-fold than 3cm thick Granite(Shanxi Black).

3.Sound insulative and heat insulative effect ,stronger aseismatic performance ,fireproof ,anticorrosive,weatherproof and ovenproof.

4.Conform with the customer requirement to use each kind of Stone(Emerald Pearl) material.

5.Such composite plate has easier installation , less auxiliary material , less time and cost ,and lower installation cost.