The rock foot originated in the middle of the Qing Dynasty. It is famous for its natural and unique style of fragrant, slippery, fresh and brittle. It is produced in hot and humid climates, with many caves, and the water quality of the mineral water is clear and sweet. The minerals and trace elements are rich in the Custer environment. . The ancient town of Yanjiao is an important road leading to the Yelang Kingdom and Panyu in the south, and is known as the Black Ocean Palace. It was originally a primeval forest. In the late Ming Dynasty, Zhang, Yang, and Mu Sangong took refuge in seclusion and later developed into villages and towns. So far it has been more than 500 years old. During the Qianqing and the Republic of China period, Yanjiao was a distribution center for Sichuan salt, and it was also a commercial and trade center in more than a dozen counties along the west of Yunnan. “The mountain bells ringed Mabanglaiâ€. The former Yanjiao commercial fair has a prosperous market. "Small Jingzhou," said. Yanjiao not only has a long history, but also has beautiful scenery, water sources, climate, and vegetation. It has created a famous century-faced rock face inside and outside the province (a representative of pure natural fragrant, slippery and brittle). Japanese experts had no time to explore the mystery of rock foot noodles at Yanjiao. Rock foot noodles are a must, as fine as silver, brittle as spring bamboo shoots, delicious. The outsiders praised him: "It looks good, but it's delicious but it's not rocky."