Honghe Hani and Yi Autonomous Prefecture (; Hani: ; Yi: ê¼ê¸ê³êÂÂêÂÂêÂÂêÂÂê¨ê¦êÂÂ) is an autonomous prefecture in Southeast-Central Yunnan Province, China, bordering Vietnam's Lào Cai and Lai Châu provinces to the south. Its name is derived from the Hong (Red) River and the two major ethnic minority groups who live there: the Yi and the Hani. Honghe has an area of and its seat is Mengzi. The total population is 4.8 million, of which 61.3% belong to ethnic minorities.
In 2008, the State Administration of Cultural Heritage of the People's Republic of China nominated the Honghe Hani Terraced Fields of Yuanyang County for World Heritage Site status. It was added to the list on 22 June 2013, bringing the total number of World Heritage Sites in China to 45. At the end of 2024, the resident population of the state was 4.339 million.
The prefecture is subdivided into 13 county-level divisions: 4 county-level cities, 6 counties, and 3 autonomous counties:
At the end of 2019, Honghe Prefecture had 4.775 million residents, of which 61.3% belonged to ethnic minorities.
Honghe Prefecture has the following ethnic Hani subgroups (Honghe Ethnic Gazetteer 1989:32):
Honghe Prefecture has the following 10 ethnic Yi subgroups (Honghe Ethnic Gazetteer 1989:68):
The prefecture is crossed by the early-20th century narrow-gauge KunmingâÂÂHai Phong Railway and its branches. These railways have lost most of their economic importance after the opening of the standard-gauge Kunming-Hekou railway (whose sections within the prefecture are the YuxiâÂÂMengzi Railway and the MengziâÂÂHekou Railway).
The prefecture is also served by the NanningâÂÂKunming high-speed railway and MileâÂÂMengzi Railway (under construction).
Honghe Mengzi Airport is being built in the prefectural capital Mengzi.