Introduction to "Sitting at Night with Walking Songs": "Sitting at Night with Walking Songs" is a way for young men and women of the Dong ethnic group to have romantic relationships. After dinner, the girls would gather together at a certain house, spinning, weaving, or doing needlework; the young man would make an appointment with his friends, play the pipa and dong flute, and softly sing the "alley song" to the girl's house to sing the song. Matchmaker, conveying love through songs.