When Liu Bang passed Peixian County, he hosted a banquet in Peigong (temporary palace) to entertain his hometown folks. At this time, the son of heaven is not the boastful Liu Ji who used to be. Looking back, Liu Bang was filled with emotion. The heroic Song of the Wind, a musical instrument with heavy drinking and percussion, summed up Liu Bang's life of military service, revealed his joy in creating the Han Dynasty, and expressed his strong desire for more brave people to guard the territory and safeguard the unity of the world.