Jiuzhou River, a river in the South China Sea. In Luchuan County, Guangxi, the old chronicles were called "Nanliuhe" and "Wujiang", and the Chronicle of Rebuilding Shicheng County edited by Zhong Xiluo in Lianjiang City, Guangdong Province in the 20th year of the Republic of China was called "Lianjiang" or "Nanlianjiang". 1957, Guangdong cut off its downstream Zhuhedi Reservoir and named the cut-off section Kyushu River, whose source can be traced back to the upper reaches of the Wujiang River in Luchuan, so it followed suit. It is named after nine sandbars exposed in the river during the dry season.

The farthest water source comes from Wenlongjing Fenshui 'ao, Qin Jing Village, Shapo Town, Luchuan County (alias: Tianzhu Ling, Mantou Ling and Dahua Ding). It flows through Wenquan, Da Qiao, Wushi, Tian Liang, Gucheng and Wendi Town of Bobai County, and finally flows into Guangdong Hedi Reservoir in Panlongwei, Gucheng Town of Luchuan County. The discharge of Luchuan County is 8 1km, and the rainwater collection area is 756.2km2 ..

Among them, the boundary between Wendi Town in Bobai County and Chetian and Wenguan Township in Luchuan County is Kyushu River, which is 15.4 km long. The rainwater collection area of Jiuzhou River in Bobai County is 4 14 square kilometers, accounting for 10.79% of the total area of the county.

After leaving the warehouse, it flows southwest into Shijiaowei, Shijiao Town, Lianjiang City, joins Wuling River through Hekou, Jishui, Hejiang, joins Shashan River through Longwan to Hehezi, then flows into Beibu Gulf through Paili and Ancuo, and reaches Yingluo Port in Lianjiang County. Lianjiang, with a total length of 85 kilometers and a rainwater collection area of 1392 square kilometers, is the largest river in Lianjiang.

The total length of the river is 162km, and the total drainage area is 3337km2.