Wangmo County is affiliated to Qianxinan Buyi and Miao Autonomous Prefecture of Guizhou Province, located in the south of Guizhou Province and the east of Qianxinan Prefecture. It borders Luodian County in the east, Leye County of Guangxi across the Hongshui River in the south, Zhenfeng and Shiheng counties in the west with Beipan River as the boundary, and Ziyun and Zhenning counties in the north, with an area of 3,018 square kilometers. According to the seventh census, Wangmo County had a permanent population of 235,243 as of midnight on November 1, 2020.

Wangmo County is a karst landform, a subtropical monsoon humid climate, national culture within the territory of the preservation of perfect, rich ethnic customs, China · Wangmo "March 3" Buyi cultural festival, China · Wangmo Traditional Chinese medicine (chrysanthemum) cultural Festival and other festival culture. Excellent natural environment, there are Liuli canyon, seven star Bridge and other scenic spots.

In 2019, Wangmo County had jurisdiction over 4 subdistricts, 11 towns and 1 township. In 2018, Wangmo County had a permanent population of 240,900. In 2020, the gross regional product of Wangmo County increased from 4.655 billion yuan in 2015 to 10.048 billion yuan in 2020, with an average annual growth rate of 11.6%.