EPS Sandwich Wall Panel Calcium silicate board(face panel) + Cement and EPS(core) + Calcium silicate board(face panel) Heat Insulation EPS Sandwich Wall PanelMost Advantage:Energy-saving, light weight, environmental protectionArea-saving, sound-insulationWaterproof, dampproof, fire-proofHanging force, anti-seismic and impact resistanceLargest span and height thin webbed wallMost civilized, ...