Chu song, a famous guqin song of Han nationality. Chu and Han contended, and the Han army surrounded the Chu army. Liu Bang used Zhang Liangzhi's plan to sing Chu folk songs around the Chu camp. Chu Bing's heart broke when he heard the local accent. This song is short and pithy, with the characteristics of Chu sound. The title of "Songs of the South" explains "Magic Secret Spectrum": Mi Xian said it was an ancient song composed by music. According to Xiang Yu, he told Gaixia that he was invincible with Han, and when he entered the wall, Han soldiers were numerous and powerful. Han Xin made all the troops sing the songs of Chu, and Xiang Yu heard it at night. He was frightened and said, "Han has got Chu?" He Chu has so many people! "It was the night I got up to drink, lamented and lamented, and wanted to say goodbye to concubine. I sang to myself, "Pulling mountains makes the world angry, and when it is unfavorable, it will not die. If I don't die, I can't help it. what can I do? "Song several Que, concubine with it. Because of crying, both sides cried, so they couldn't look up, and Yu Ji committed suicide with a sword. So Yu rode a fine horse and led more than 800 brave men out of Jiangnan at night. Pingming, the Han army chased it, so the heavy pupil was dull and the soldiers dispersed. As for Wujiang, people at that time felt it and made string songs to mourn.