The noodle skin is a traditional traditional snack in Shaanxi, especially in the Baoji area of ​​Xifu. The Baoji Lushan noodle is recognized as a Chinese snack in 2011. The noodle skin evolved from the cold Tao of the Tang Dynasty. It has the characteristics of somersault, softness, cool fragrance, hot and sour taste. It is one of the representative of Guanzhong Xifu snacks and one of the most ethnic foods in the northwest.

The surface of the suede skin is excellent in materials, rigorous in craftsmanship, and seasoning. It is famous for its "white, thin, light, soft, gluten, and fragrant". It is cool and delicious. Today is an important name for Guanzhong Xifu. Lushan noodle, formerly known as "Yu Jing powder", as the name suggests, has a relationship with the emperor. According to legend, during the reign of Emperor Kangxi of the Qing Dynasty, Wang Shanjiang of the Lushan Mountain was brought back to his hometown from the Beijing Imperial Palace. Alias ​​"stuffed skin", "grain noodle" and so on. Nowadays, in the life of the people in Shaanxi, the Laoshan noodle is the most authentic suede.