■Manufacturing and sales of fine materials (liquid crystals, semiconductors, optical and electronic materials) ■Manufacturing and sales of carbon fibers and carbon fiber applied products (carbon fiber felt, molded thermal insulation materials, lightweight thermal insulation materials, etc.) ■Manufacturing and sales of activated carbon, fiber activated carbon, and adsorbents (air conditioning filters, water purifier cartridges, etc.) ■Manufacturing and sales of wood protection coatings, termite prevention materials (anti-termite agents), and industrial preservatives ■Contract processing of surface treatments (non-stick, water-repellent, corrosion-resistant coatings, etc.)