... common gypsum board 1)High intension, good paper,great cohesiveness.2)reasonable and favourable price. common gypsum board It ... sound insulation, heat insulation, light-weight, high-strength, small shrinkage, and the stability of small, non-aging, anti ... Board(with White Paper), Superfine Anti-fire(with Red Paper), Superfine Water-proof(with Green Paper)Tapered edge and square edge Price ...