Asahi Kasei Corp is a Japan-based company mainly engaged in the materials business, housing business and healthcare business. The Company operates through three business segments. The Materials segment provides styrene monomer, acrylonitrile, polyethylene, automotive-related fibers, electronic materials, mixed signal large scale integrated circuits (LSI), hall elements, deep ultraviolet light-emitting diodes (LEDs), pharmaceutical and food additives and others. The Housing segment provides construction contracting, renovation and other housing-related business, as well as lightweight aerated concrete (ALC), insulation materials and others. The Healthcare segment provides medical drugs, hemodialysis and apheresis related equipment, virus removal filters, cardiopulmonary resuscitation-related products and others. The Company also provides plant engineering, environmental engineering, various research and information provision businesses, and personnel dispatch and introduction services.