DHK type high-speed endless chain electric hoist is a kind of new lifting equipment which adopt Germany advanced technique. It changed the structure of the same kind good at home and abroad and has applied for national patent. It is high speed lifting,revolve steady,compact,small,light, convenient and beautiful etc. It can be widely used in factory, mine, wharf, stores and warehouse for lifting, it also can combine with trolley. It is a kind of new product which improve work condition and efficiency.