The word "Lai" is a type of Tibetan folk song. According to the original meaning of the Tibetan language, the word "La" means "mountain", and the word "Yi" means song. The two words are connected together. , which means "folk song". It is very similar to the "climbing song" or "folk song" in some places of the Han nationality. It is different from other Tibetan folk songs in that it only sings but does not dance. Its content is all about expressing the love between men and women. , so it is taboo to sing in front of the elders at home, and can only go to the mountains, forests and fields to sing softly, so it is named Lai. The Tibetan people are a nation that is good at singing and dancing. The Tibetan area is a sea of ??poetry. The Tibetan area in Sichuan It is no exception. Not to mention the entire folk song, Lai alone is very rich. When you pass through the vast Aba grassland or march in the boundless Garze wilderness, you will hear the beautiful and melodious folk songs of Tibetan girls or young men. .If you are lucky, you will also hear them singing a duet about their love for each other. The lyrics start from greeting each other for the first time, exchanging names, admiring each other, swearing oaths, and giving letters to each other, until the two finally fall in love and commit to each other for life. Sometimes, singing lasts for days and nights. The content sung may be traditional or improvised. People love Rai and prefer to sing Rai, especially young people. They regard Rai as helping them. A carrier pigeon looking for an ideal partner, a matchmaker.