Bai is a double-reed gas-sounding instrument of the Li nationality. It is also called Lilaruo in the Li language and bamboo suona in the Han nationality. Popular in Ledong, Dongfang, Changjiang and other places in Hainan Province. When playing, its posture and method are similar to suona. In terms of sound quality, the pronunciation of Bai is clear and soft, and the tone is melodious and sweet....