Kitchen waste is the general term for leftovers, table waste, and kitchen waste. Its main ingredients are rice, flour, starch, bone, meat, oil, skin, thorns, scales, etc., which are rich in nutrients (such as vitamins, starch, protein, fat, dietary fiber, fatty acids, sugar, salt, etc.) and Minerals (such as calcium, sodium, magnesium, potassium, iron, etc.). Food waste is suitable for use as feed after treatment. Kitchen waste dryer, including manual (automatic) sorting, solid-liquid separation, crushing, oil-water separation, solid fermentation, drying and sterilization, crushing, packaging, adding feed additives, granulating and other steps. Reduce the free waste of resources and environmental pollution caused by food waste. The system introduces complete equipment to process food waste and realize resource recycling. Turn food waste into treasure and become an indispensable feed for the aquaculture industry. This technology converts waste into high-calorie feed through crushing, dewatering and drying. The feed is golden in color and uniform in particles, which completely solves the environmental pollution caused by the urban catering groups randomly discarding food waste and not reusing the food waste.