The Dolangaijie is a Uyghur bowed and stringed musical instrument. Named for its popularity in the Duolang area of southern Xinjiang. It has a long history, various shapes and soft and rich timbre.

This unique and unique form of Aijie was once called Harzak in Chinese historical books.

It originated in ancient Persia (now the Kurdish region in northern Iran), and later spread to my country through the "Silk Road". It was popular in the Dolang area in the 9th century AD. It is not only very similar to the Tibetan Genka, but also to the Jichak of Uzbekistan, Turkmenistan, Tajikistan and other countries, especially the Kamanja, which is popular in Iran, Turkey and Kashmir. .

In the Uyghur folk, it is said that Aijie is the sound made when the door is opened, closed or the wheel axle is turned. It was initially popular in the areas of Hotan, Yarkand and Kashgar in southern Xinjiang, and then gradually spread to northern and eastern Xinjiang.

In the Qing Dynasty, Aijie was included in the Huibu music (that is, Uyghur music) in the court, and was recorded in the annals of history in the name of Harzak. Volume 45) "Huibu Music Skills" contains: "Sihuqin is alone, and his name is Harzak."

At the earliest in southern Xinjiang, there was a kind of Aijie that was similar in shape to Rewap. There were two wooden ears like horns on the resonance box. It was probably changed from playing the stringed instrument Dolangewap to using a bow. , is now extremely rare. Dolangaijie continued to develop in the process of spreading. The main strings were increased from one string to two strings and three strings. Finally, on the basis of the traditional three-string Dolangaijie, it was reformed into a new type of four-string Aijie.