Linfen is located in the south of Shanxi province, and its political, economic, cultural and commercial center is Yaodu District. From a national perspective, Yaodu District is a small city, but it has a long history, profound cultural heritage, convenient transportation, mild climate and rich mineral resources. The total population is 941,111. It belongs to temperate monsoon climate, a typical inland mountain basin, with four distinct seasons, wet land and abundant water resources. The annual rainfall is over 511-611 mm, and the annual average temperature is 11.2℃. There is central heating in winter, and there is not much snow. There are more private cars on the road, including three KFC, one McDonald's and four Dicos, and there is no Pizza Hut. The house price in the city center is 4511 square meters.