内比都 (Nai Bitu) is a term that refers to a specific type of traditional Chinese music, often associated with the Han ethnic group. This music is characterized by its use of various traditional instruments, such as the erhu and pipa, and is typically performed during cultural festivals and celebrations. The melodies of 内比都 are known for their emotional depth and storytelling qualities, often reflecting themes of love, nature, and daily life. This genre plays a significant role in preserving the cultural heritage of the Han people and is enjoyed by audiences both in China and around the world.