Honghe Hani and Yi Autonomous Prefecture, with its capital in Mengzi City, is one of the 16 prefecture-level administrative regions in Yunnan Province. It is located in the southeast of Yunnan Province, bordering Kunming and Qujing in the north, Wenshan in the east, Yuxi and Pu'er in the west, bordering the Socialist Republic of Vietnam in the south, and the Tropic of Cancer traverses the east and west. Honghe Prefecture covers an area of 32931 square kilometers, including 4 county-level cities, 6 counties and 3 autonomous counties. According to the data of the seventh population census, as of 0:00 on November 1, 2020, the permanent population of Honghe Hani and Yi Autonomous Prefecture was 4478422. It is a multi-ethnic autonomous prefecture of frontier ethnic minorities, with 10 ethnic minorities and a population of 2.41 million ethnic minorities.

Honghe Prefecture has Mengzi, the political, economic, military and cultural center of southern Yunnan, the old Xidu of the world, and Jianshui, a famous national historical and cultural city; Literature name: Bang Shiping; There are two state-level ports, Hekou and Jinshui River; There are tin culture, ceramic culture and terrace culture. The Red River is the epitome of Yunnan's economy, society, humanity and nature, the birthplace of Yunnan's modern industry, and the land channel and bridgehead for China to move towards ASEAN.

Honghe Prefecture was listed as the second batch of national comprehensive pilot areas for new urbanization. In December 2019, the National People's Commission named Honghe Hani and Yi Autonomous Prefecture as the "National Demonstration State of National Unity and Progress". In 2020, Honghe Prefecture will achieve a GDP of 241.747 billion yuan.