The corn is placed in a water-soaked pool, add 1 - 3% yeast powder, temperature 30 - 50 ° C, fermentation for 3 - 7 days, and then sent to the grinder crushed into corn syrup, and then the corn syrup through the vibrating sieve to remove the upper part of the sieve skin and umbilical cord and then dewatering and then the moisture content of 30% or so of the wet noodle to the extruder to squeeze the machine, extruding machine head temperature 50 - 70 ° C, and finally extruded into strips, into strips of machine inside the machine, and how to produce raw corn noodles. The temperature of the head of the extruder is 50-70℃, and finally it is extruded into strips, and the temperature of the strips forming machine is 100-140℃. Extruded corn noodles, cooling, weighing, packaging products of this method.