It can process fresh fish or semi - thawed fish and finish the processing operation of removing head and bone and cutting pieces. The speed is about 10 times than manual labor, greatly improving the production efficiency, and the effect is equal to that of skilled workers, reaching 50 % - 70 %, reducing labor, increasing speed and keeping the best freshness. It is especially suitable for the automatic processing of saury, which is put into the machine to automatically remove the fish head and bone.