Kunming, also known as Spring City , is the provincial capital of Yunnan Province and the central city of the central Yunnan city group . It is one of the important central cities in western China approved by the State Council  . As of 2018, the city has jurisdiction over 7 districts, 3 counties, 1 county-level city and 3 autonomous counties, with a total area of 21,473 square kilometers, a permanent population of 6.850 million, an urban population of 4,990,200, and an urbanization rate of 72.85. %, the permanent migrant population reached 2.19 million. [2-3]
Kunming is a national historical and cultural city . As early as 30,000 years ago, humans lived and multiplied around Dianchi Lake ; Dian Kingdom was established in 278 BC and its capital was established here; Nanzhao Kingdom built and extended the east city in 765, which was the beginning of Kunming's construction; In the late Ming Dynasty, the Yongli regime of Nanming established its capital in Kunming. Kunming has a monsoon climate in the northern subtropical low-latitude plateau mountain. It is a mountainous landform, surrounded by mountains on three sides, bordering Dianchi Lake in the south, and beautiful scenery along the lake. Due to its location on the low-latitude plateau , it has a climate of "all seasons like spring " and enjoys the reputation of " Spring City ".