What function does the knot song sung by Dai midwives embody in folk songs?

The knot songs sung by Dai midwives embody the folk functions of folk songs.

Dai midwives sing "knot songs" when tying ropes to bless newborns. This song embodies the folk function of folk songs. In many ethnic groups, the birth of babies is closely related to the prosperity of ethnic groups. Singing happy songs and blessing songs for newborns has become the common custom of these ethnic groups. Jiezi Song is a part of Dai culture. It wishes newborns through songs, expresses their wishes and expectations, and inherits Dai culture and folk customs. It can be said that Jiezi Song embodies the folk function of folk songs and is an important part of Dai culture.