1.The twin screw extruder can efficiently mix various ingredients such as cereal, soybean meal, animal meal, fresh meat, fat, nutrients, protein, vitamins, starch and wet fish residue. Can produce more consistent products and more diverse products; 2.Feeding, rotary cutting, main drive motor adopts frequency conversion speed regulation, stable operation, strong power, energy saving and low noise; 3.The new twin screw extruder with large torque and high speed can bring greater economic benefits where large extruder is needed in the past.