Along with the development of the society, the feeds for fish,shrimp, chicken, duck, and pet foods of cats and dogs are in high demand currently. Saibainuo successfully developed series of pet food machineries. The processing line is reasonable in design, high automatic. The final products has unique shape and good taste, high nutrition, smooth textures. For feeds of fish and shrimp, the floating time in water can be adjusted by the extrusion degree adjustment.