Weng 'an County belongs to Qiannan Buyi and Miao Autonomous Prefecture of Guizhou Province. Located in the southwest hinterland, it is a national health county, an ecological charm county in China, a forest city in Guizhou and a national phosphorus chemical ecological production base, and is known as the "Asian phosphorus pool". County area 1974 square kilometers. According to the data of the seventh census, as of 0: 00 1 1 in June 2020, the permanent population of Weng 'an County was 395,536.
Weng 'an County is an old revolutionary base area. The Red Army's Long March passed through Weng 'an four times and held a monkey farm meeting in Weng 'an, which was called "the eve of a great turning point" by Comrade Zhou Enlai. Weng 'an is the origin of life, an ancient city with a thousand years of civilization. Fauna fossils of 6,654,380+million years ago were found here, which is the earliest fauna fossils found so far.
In 2020, the regional GDP of Weng 'an County was15.625 billion yuan, an increase of 5. 1% over the previous year.