Henan DotrumÂ Machinery CompanyÂ is a crane-based enterprise,Â main products are single and double girder overheadÂ cranes, gantry cranes, portal cranes, European cranes, electric hoists andÂ etc., which are suitable for machinery manufacturing, steelmetallurgy, nuclear energy industry, mining, water conservancy and hydropower, highway and railway, electric energy, automobile manufacturing, petrochemical industry, dock yard, port logistics, shipbuilding, etc.