Using ultrasonic sensors measure distance, PLC and frequency converter control the speed of dough and roller, the dough pressed by waved roller, planet roller and smooth roller from which the dough can be cooked and extended while being pressed, folded and rested. The whole process was pressing and extending, folding and resting, again pressing and extending, folding and resting, and pressing and extending, in order to form better gluten network structure to achieve tasting chewiness, smooth, soft and flexible.