Before and after the use of Chain Hoists must be kept in storage to work properly in this part of storage management 20 ton chain hoist has to pay attention to what 's the problem? We understand that it anyway : 1, the newly purchased chain hoists , manufacturers must check acceptance certificate , workshop equipment manager must hoist inspection and acceptance of work , confirmed without any problems , before storage management . 2 , Unvaulted custody chain hoists , after each use must be checked and maintained , can not cluttered . 3 , to deal with hyacinth checked regularly. Timely replacement of scrapped parts .