Mitsubishi Kakoki Kaisha Ltd is a manufacturer of chemical plant equipment. The reportable segments of the company are the Engineering business and the Machinery business. The Engineering business includes city gas and petroleum-related plants, a variety of chemical engineering plants, hydrogen generation plants, sewage treatment equipment, diverse water treatment equipment and related products. The Machinery business includes oil purifiers, a variety of separation and filtration machinery, seawater screening facility mixers and related products. It serves the diversified industries in the fields of energy, chemicals, foodstuffs, pharmaceuticals, air purification, and water and waste treatment. The company has an operational presence across Europe, Mainland China, Taiwan and Thailand.