Nitto Boseki Co., Ltd. manufactures, processes, and sells glass fiber products, chemical and pharmaceutical products, and textile products in Japan. It operates through six segments: Electronic Materials, Medical, Composite Materials, Materials Solution, Insulation Materials, and Other Businesses. Its products include glass fiber for electronic materials, in vitro diagnostic reagents, glass fiber for reinforced plastic and industrial materials, chemical products, interlining and functional materials, dishcloths, and glass wool for thermal insulation, heat retention, and sound absorption. The company also designs, manufactures, sells, installs, maintains, and services industrial machinery. Founded in 1898, it is headquartered in Tokyo, Japan.