The origin of Hanzhong Rice Noodle Skin is from the Qin and Han Dynasties. According to the legend, Liu Bang claimed to be the king of Hanzhong, and ordered Xiao He to build a mountain and river weir, which resulted in a good harvest of grain in successive years. In order to improve the life of farmers, the flour diluted with water, steamed into thin cakes, cut strips of cold and eat, the flavor is very beautiful. One day, Liu Bang, a visit, into the people's homes, hospitable farmers will be cold steamed cakes silk strip hospitality. Liu Bang ate and praised, asked about the name, the farmers could not say, Liu Bang heard the production method haha laugh, said: "This is the steam cake also." Later, people switched to overlapping bamboo cages, one can steam several, and large and book. Cut into thin strips, sinewy and pliable, soft and unceasing, just like the skin, renamed "noodle skin".

According to the Hanzhong Daily News, according to legend, the Eastern Han Dynasty Jian'an twenty-four years (219 years) the battle of Hanzhong, Cao Cao's men escorted food by boat through the Berg River, rainy, the river soared, a boatload of rice was submerged in the water, three days later, the river fell, the whole boat of rice was soaked with water can not be transported, Cao Cao's men will escort the guards of the grain ships of the soldiers beat the living daylights out of the soldiers, the barracks at that time, the Heng Zhi Si cooking! Seeing in the eyes, pain in the heart, secret tears, one is not willing to let the soldiers beaten, two can not let the valuable rice wasted, after a night of hard thinking, the next day the infiltration of rice into thick rice paste, plus the right amount of sugar, steamed in a bamboo cage into a rice cake buns, cut into squares for the soldiers to eat, a success, Hengzhi four happy, and thick rice paste with the right amount of water in the bamboo cage to steam into a thin skin, cut into strips, seasoning salt, vinegar and other seasonings to make the rice cake buns. Salt, vinegar and other seasonings, so that the soldiers ate the great joy , a boat soaked in rice eliminated the end , Heng Zhi Si think Cao Cao's subordinates indiscriminately beat the soldiers, I do not know that day will be their own head, they said goodbye to the barracks back to their hometown of Chenggu County, on the Yuan Guan. A few years later, his hometown was flooded, Heng Zhi Si can not make a living, they remembered him in the barracks for the skin, they borrowed a set of bamboo fences and other tools, in Shangyuan Guan did the business of steaming the skin, and over time, the people also use sweet potato flour, potato flour, flour alone or mixed with each other and steaming the skin was successful, and then the skin began to be circulated in Hanzhong.

There is also a story in Hanzhong about a "masked governor". During the Kangxi period of the Qing Dynasty, a Hanzhong man, Zhang Mou, was a county official in Ruyang, Henan Province. One year the court sent ministers to Ruyang inspection, Zhang County did not prepare a banquet, only the hometown of the simple hospitality of the noodles. The minister ate and drank along the way, felt greasy appetite, a taste of noodles, happy. Asked about the production method, Zhang told the county. Soon after the return of the imperial court, Zhang Zhixian was promoted to governor of Luoyang. People unanimously guessed that it is likely to be a meal of noodles to please the heart of the Qinzai happy, beautiful words to the son of heaven and promoted to the rank. This incident spread back to Hanzhong, was the people jokingly called "skin governor".