Lengshuijiang, also known as Lengshuijiang City, is a county-level city under the jurisdiction of Hunan Province and administered by Loudi City. Located in central Hunan Province, the middle reaches of Zishui, east to Lianyuan City, west to Xinhua County, south to Xinshao County, under the jurisdiction of 1 township, 5 towns, 4 streets, a total area of 439 square kilometers. According to the seventh census data, as of midnight on November 1, 2020, the permanent population of Lengshuijiang was 329,912.

Lengshuijiang City is high in the north and south, low in the middle, showing an asymmetric saddle shape, subtropical monsoon climate, transportation is more convenient, Hunan-Guizhou railway, Louhuai highway from east to west across the whole territory, the water can be navigable all year round. Scenic spots such as Wave Moon Cave and Mahayana Mountain.

Lengshuijiang is a typical resource-based industrial city, where tin mines are known as the "antimony capital of the world" because they are rich in antimony. Lengshuijiang is one of the cities supported by the national strategy of the rise of Central China and the Western development policy. It is also one of the 44 resource-exhausted cities that The State Council implements the transformation and development support policy.

In November 2018, it was selected into the top 100 of China's county-level Well-off Index. In 2020, the GDP of the region reached 23.83 billion yuan, up 3.8 percent year on year. On January 29, 2021, it was selected into the list of regions with remarkable achievements in 2020 published by Hunan Provincial People's Government.