Jiangcheng Hani and Yi Autonomous County (hereinafter referred to as Jiangcheng County) is a county under the jurisdiction of Pu'er City, Yunnan Province. It is named Jiangcheng because it is surrounded by Li Xianjiang, Manao River and Mengye River. Jiangcheng County is located in the south of Yunnan Province, bordering Vietnam and Laos, with a border line of 183 kilometers. It is the only county in Yunnan Province bordering Laos and Vietnam. The east-west horizontal distance is 112 kilometers, the north-south vertical distance is 64 kilometers, and the county covers an area of 3544.38 square kilometers. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Jiangcheng Hani and Yi Autonomous County was 111033.

Jiangcheng County's famous and high-quality specialties mainly include Jiangcheng fragrant soft rice, roast beef jerky, Jiangcheng large yellow croaker, etc; The scenic spots mainly include the ten-storey mountain, Menglie Lake Wetland Park, and the site of Yakou Blockade War at the Shanshen Temple. On September 25, 2018, Jiangcheng County was awarded the honorary title of "2018 Comprehensive Demonstration County of E-commerce in Rural Areas" by the Ministry of Commerce. On May 17, 2020, it officially withdrew from the poverty county sequence.

In 2020, Jiangcheng Hani and Yi Autonomous County will achieve a gross domestic product (GDP) of 5037.68 million yuan, an increase of 4.3% over the previous year.