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Yunnan Province, abbreviated Yunnan or Dian, one of China's 23 provinces, is located in the southwest region, with the provincial capital Kunming. It borders Guizhou and Guangxi to the east, Sichuan to the north, Tibet to the northwest, Myanmar to the west, and Laos and Vietnam to the south. The total area of ??Yunnan Province is 394,100 square kilometers, accounting for 4.1% of the country's total land area. Ranking 8th in the country. Yunnan is one of the provinces with the longest border lines in the country, with 25 border counties in 8 states (cities) bordering Myanmar, Laos and Vietnam respectively.