The beginning of IHI's history coincides with the dawn of modern Japan more than almost 150 years age. IHI started out in shipbuilding, and its operations have now expanded to building bridges, constructing plants, manufacturing aerospace equipments, and a broad variety of other fields.
　　IHI has been designing, marketing and manufacturing various types of compressors for more than 100 years. IHI have produced a variety of compressors suited to key industries, such as, iron and steel, petrochemical, automotive, ships, electrical equipment and machinery, power generation and gas supply, construction, food and medical. IHI has a complete line of compressors including rotary screw, turbo and reciprocating types. IHI has applied advanced technology and many years of field experience to develop compressor products with high performance and excellent reliability.