Cost Performance 

Steel Cementitious Panel : At present the price of Steel in the market is not steady. The price of top steel panel SPCC-1D & bottom panel ST14 fluctuate by around 2000 RMB/ton. The price of steel made of real stuff is increasing due to cost of main and auxiliary material rise and other increase in costs.

The low price only comes from small steel mills and inferior quality steel. 

Calcium Sulphate Panel : The cost of main and auxiliary materials of Calcium Sulfate Panel is a little higher than that of steel panel. The core panel is mainly high strength α hemihydrate gypsum and mineral adhesive, primary and secondary cellulose as reinforcement material. After calculation, the price is steady, so the calcium sulfate panel price is steady in the market.