The grab ship unloaders developed and manufactured by DHHI are handling equipment suitable for unloading the bulk materials, e.g. ore, coal, etc. from the ships at the bulk cargo terminal. They are applicable to bulk cargo ships of 300DWT-400000DWT, with a capacity of 500t/h-3500t/h. The ship unloaders are of advanced technology, complete functions, reliable operation, low dead weight, good stability, high unloading efficiency, long service life and easy maintenance.