DAYI company is the professional manufacturer and the model company for advanced and high efficient extrusion food machinary in this field. with our years of rearch and study, screw extrusion technique has been widely applied to many fields. our single- screw and double-screw extrusion machine have been used to produce the following foods: extrusion leisure snacks, breakfast cereal foods, pet food and aquatic feeds, texturized protiens and vegetarian meat, biologic and chemical raw materials, ***** than twenty production lines with different powers and capacity can be chosen , at the same time we provide special design according to clients requirements.