Teijin Ltd. engages in the management of its group companies which are involved in the environment and energy, information and electronics, sustainable transportation, and healthcare businesses. It operates through the following segments: High-Performance Fiber, Polyester Fiber, Chemicals, Pharmaceuticals and Home Healthcare, Retail and Distribution, and Other. The High-Performance Fiber segment produces artificial leather, as well as aramid and carbon fibers for industrial applications. The Polyester Fiber segment manufactures polyester fibers and raw materials for apparel and industrial applications. The Chemicals segment includes films and resins for various industrial applications. The Pharmaceuticals and Home Healthcare segment markets prescription and non-prescription drugs, including home healthcare devices. The Retail and Distribution segment trades polyester filaments and other fibers. The Other segment offers information technology services. The company was founded on June 17, 1918 and is headquartered in Osaka, Japan.