Jiangsu Zhengdan Chemical Industry Co., Ltd. engages in the research, development, manufacture, and sale of environment-friendly materials and fine chemicals in China. Its products include vinyltoluene, a mixture of m-methylstyrene and p-methylstyrene, which is used in impregnating insulation paint, coating, and composite industries; and high-flash aromatic naphthas, used as a solvent and diluent of environment-friendly coating and paint, as well as ingredient of printing ink, extractant for production of hydrogen peroxide, solvent for baking coating, emulsion of insecticide, solvent for rubber resin, etc. The company’s products also comprise trimellitic anhydride, available in flake and pastille form, primarily used to produce plasticizers, such as trioctyl trimellitate (TOTM), polyester resin for powder coating, polyamide-imide resin for insulating varnish, water-soluble alkyd resin coating, epoxy curing agent, lubricant, etc.; TOTM, a heatproof and durable plasticizer, applied to vinyl chloride copolymer, nitrocellulose, ethyl cellulose and polymethyl methacrylate, etc.; and pseudocumene, used for synthesis of trimellitic anhydride, resin, dyes, and vitamin E, as well as solvent for paint.