an inclined cockle feeding unit(2); a press roller unit(3) for rotating, washing and pressing cockles which cleans and removes shells; a shell removed cockle sorting unit(4); and a collecting feeder unit(5) inclined such that sorted cockle can be fed and packed. The system supplies cockles from a fishing boat directly using an inclined conveyer belt and to collect and return small cockles to the nursery, such that the production cost can be reduced.
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