Dongdongku is a Tujia single-reed air-sounding instrument. In Tujia language, it is called Zaogude, also known as Dadaili. It is popular in Longshan, Sangzhi, Baojing, Yongshun, Xiangxi Tujia and Miao Autonomous Prefecture, Hunan Province, and Laifeng and Hefeng, Hubei Province, Hubei Province.

The sound of dong dong ku is soft and rich. Can be used solo or in ensemble, often two together. Mainly there are playing techniques such as percussion, appoggiance and vibrato.

In the Tujia people, young men and women, as well as the elderly and children, are very fond of dong dong kui, and they often play to entertain themselves, and sometimes they sing along with it.

Hu Songhua, a famous Chinese singer, sang in "Long Song Wan Li Xing": "Dong Dong loss, blow from generation to generation, the more the Tujia blows, the more delicious it is, the more the mountains are red, the more green the forest is." Solo composed by Tian Longxin, a famous folk artist "Morning of Tujia", which is quite rich in Tujia folk tones, has performed in Beijing, the capital, and is well received and praised by people.