The music water curtain fountain of the Nanhu bridge is the South Lake Park landscape upgrading project of the Changchun old city renovation night scene lighting project. It was built in October 2016 and completed at the end of 2017. The music water curtain fountain of the Nanhu bridge uses numerical control technology. The water system consists of 280 sets of numerical control nozzles, which can flexibly and accurately complete the swing movement of various angle speeds. The lighting system consists of 560 sets of large power LED color lights, which can perform various special effects of the lighting performance. As the first bridge body music fountain project in Changchun, the music fountain of the Nanhu bridge is supported by the main structure of the bridge, which is skillfully installed at the bottom of the bridge surface on both sides of the bridge. It is perfect with the Nanhu bridge. The fountain runs like a swallow soaring on the sea, as the eagle of the blue sky, and the Changchun city with a meaning to sail. We will brave the wind and waves, march forward bravely, and move towards the glorious tomorrow. The music fountain of Nanhu bridge has attracted the attention of Changchun residents and the media. It has become a beautiful scene at night in Changchun.