The waterwheel lasted 14 years, the wind and sun, and the damage was serious, this time, just a thorough repair, for it to change "new". The waterwheel, also known as Kongmingche, is the oldest agricultural irrigation tool in China, and it is the superb labor skills created by the first people in the process of conquering the world, and it is a precious historical and cultural heritage. It is rumored that the Han Ling emperor Huaxu created a prototype, after the transformation of Kongming in the three countries, and then promoted the use in the country. It was widely used for agricultural irrigation in the time of the Sui and Tang Dynasty. It has a history of more than 1700 years. Today, the waterwheel in Lijiang Ancient City is only used as a landmark building and ornamental role. Lijiang Sands Outdoor Club organizes tourism to Yulong Snow Mountain and Deqin Meili Snow Mountain.