Our company is a medium state-owned enterprise subordinated to Shanghai electric power company, with the original name "Shanghai hydraulic machinery factory". It has a history of more than fifty years it is a company that has seniority and prestige integrated products design, manufacture and sale. The products of our company have following five groups: Bulk material loading and unloading machinery, trans- port equipment, electric facility and environmental equipment etc. The are ship unloader, stacker reclaimer, heavy duty trailer, hot line lift car and pre-assembled transformer substa- tion, high dense fly-ash conveying system equipment.