What is "hujia"

Hujia (Chinese: 胡笳; Mongolian: 冒顿朝尔, or simply 朝尔) is a traditional Mongolian double reed instrument for Khoomei. The Eighteen Songs of a Nomad Flute was adapted from Hujia song in Han dynasty.

The Hujia originated from an ancient nomadic people. It is now an important part of Chamber art among the Mongols together with Morin huur, Xinagan Chuur, Sihu, etc.