Jian Jian is a single-reed gas-sounding instrument of the Zhuang ethnic group. It is popular in Fangcheng Autonomous County of Guangxi Zhuang Autonomous Region.

Jian Jian's tone is high-pitched, bright, and loud. For solo or ensemble, good at playing warm and cheerful music.

The Zhuang people always play the jijian on festivals or weddings and other festive occasions. There are no fixed music cards, and most of them are folk songs or minor keys, and are often played improvisationally. The performers are mostly women.