Co-extrusion snack machine is a new type of puffed food processing line which is studied and developed by ourselves on the basis of learning from advanced technology in the world. As a result, its performance and quality both reach to the advanced level in the world. Co-extrusion snack machine can finish mixing, extruding, shaping, core-filling, cutting, spraying and producing at one stroke automatically. It can be divided into various types and can be configured flexibly, and it can use different types of raw materials to produce different snacks. Through changing the dies and production techniques, this co-extrusion snack machine can produce pillow-shaped, cylinder-shaped, cake-shaped and oblong-shaped products. Hence, it is ideal for food making enterprises of all sizes.