LiDeFen called zinc barium white, Lithopone English name for non-toxic white powder, insoluble in water, and acid function decomposition, and hydrogen sulfide and released sulfide alkali doesn't work, it can improve the heat resistance, good weathering resistance, prevent algae, reduce cost and its excellent cover the white degree of force. LiDeFen is a white paint, LiuHuaXin and the mix.