CL Machine Co., Ltd. established in 1981, is one of China's larger-scaled manufacturers of heavy forging machinery, heating and ventilating equipment and sheet metal equipment. ACL specializes in co-operative manufacturing and development of the machinery and equipment in the industries of ferrous metallurgy, petrochemical, nuclear power, ship traffic, spaceflight and aviation, military project, engineering machinery, heating ventilation, container, boiler, bridge, building materials and so on, as well as grafting and localization of the equipments introduced from foreign countries.