With a focus put on the latest social trend, we consider what will be required in the future. We continue to create cutting-edge techniques and products. Since the foundation in 1906, Chisso Corporation has been making efforts based on these corporate policies. After the world's first industrialization of ammonium sulfate, we have successively initiated the commercialization of nitric acid and acetic acid syntheses as well as polyvinyl chloride. At present, we contribute to the society by develo...