Fried snacks production line is a new technology that replaces the traditional production by twin-screw extrusion technology. The fried snacks production line uses wheat flour,potato starch, corn starch, cassava starch etc. as raw materials. The whole fried snacks line includes mixing materials, extruding and expanding, forming ,frying ,deoiling ,flavoring and cooling and it can be completed automatically.The fried snacks production process is simplified, efficient, environmentally friendly and low-carbon.The food shapes produced by extrusion machines can be changed by changing the mould--such as strips, waved square sheets, diamond sheets, pillows, and triangles---and the taste is crisp and not greasy.