Jinzhu () is a town in Huitong County, Hunan, China. As of the 2023 census it had a population of 20,450 and an area of .
As of 2021, the town is divided into fifteen villages:
During the Republic of China, it belonged to Jinzhu Township (), Anhuai Township (), Xiongxi Township (), and Shuangxi Township ().
After the founding of the Communist State, in 1950, it came under the jurisdiction of the 2nd District of Huitong County. Its name was changed to Buzi District () in June 1955. In 2015, Xiaojia Township () and Jinlong Township () merged to form Jinzhu Town.
The town is located on the northeast of Huitong County. It shares a border with Buzi Town to the west, Ruoshui Town to the east, Ma'an Town and Hongjiang to the north, and Lincheng Town to the south.
The economy is supported primarily by agriculture and forestry. Its economy is dominated by Phyllostachys edulis. The region has an abundance of coal and gold.
As of 2019, the National Bureau of Statistics of China estimates the town's population now to be 20,450.