The production line takes flour as the main raw material, uses screw extrusion molding technology with different shapes of extrusion die extrusion molding, and then through deep fat frying and flavoring, it is made into "triangle crisp", "banana slice", "pizza roll", "shell crisp", "cat ear crisp", "tian snail" and other shapes and tastes of the deep fat fryed noodle food. Delicate product structure and crisp taste. Extruded products can be directly fried without drying.