Profile: Shanghai Gold Swallow Chemical Co., Ltd is engaged in the production of cosmetic raw materials, nanomaterials, plant extracts and fine chemicals. Curcumin is a natural food coloring agent, having coloring ability, heat resistance and light resistance. Nanometer zinc oxide is made specifically for cosmetic. It has special effects on the skin such as anti-ultraviolet radiation, convergence, moisture, and sterilization. Nanometer zinc oxide has protection effect on UV-UV-A and UV-B. Nanometer zinc oxide has a stronger effect on UV protection than traditional titanium dioxide, so the application of zinc oxide is in the rapid development in the field of cosmetics.