Dalian Huarui Heavy Industry Group (DHHI, 大连华锐重工集团股份有限公司) is a company that manufactures heavy machinery. It offers furnaces, lime kilns, bridge and gantry cranes, unloading systems, container handling machinery, castings, crankshafts, etc. The company caters to metallurgical, mining, civil engineering, transportation, shipbuilding, and other industries.