Lithopone is a white powder, a mixture of barium sulfate and zinc sulfide and it was non-toxic, tasteless, odorless, and insoluble in water. It is used as one of the important inorganic chemicals pigment for its good colouring and hiding power and good weather resistance. In addition, it has a good heat resistance which can improve the weather resistance and anti-algae, and excellent cover on the white power and it can also decrease the costs. It can be applied to all the pains, coatings, thermoplastics, thermoplastics, thermosetting plastics and papers, yet, it can be used for the preparation of a variety of light-colored paint. In addition, it is applied in the area of rubber, printing ink, vamished cloth, tarpaulin, paper, enamel, leather and plastic.