It should be a word with auspicious meaning created by Shaanxi people as a place. "A little fly to heaven, the Yellow River bends on both sides; The eight-character mouth is wide open, the words go in and twist left and right; The west is long, the east is long, and there is a horse king in the middle; At the bottom of my heart, beside the moon, leave a hook to hang hemp sugar; Push the cart into Xianyang. " From then on, the name "biangbiang noodles" shocked Guanzhong.