Light Music: A Review of Pure Music on a Moonlit Night in the Spring River. The moonlight night on the riverside depicts the evening drum sending the sunset, and the flute ushers in the full moon dusk. This is a famous pipa solo, which is about the moonlit night in Xunyang (now Jiujiang, Jiangxi). Because of its profound artistic conception and long music. It is a lyrical and freehand Wen Qu with elegant melody, and its left hand uses various playing techniques such as pushing, pulling, rubbing and reciting. The music begins with drum music and flute, and the theme is full of Jiangnan water town sentiment. Later, the following paragraphs used variations such as expansion, contraction, changing the range and changing the head and tail, as well as quasi-vocal music such as water waves and paddles to enrich the music.