What are the artistic features of playing songs?

Mobile phone is a kind of song that is popular in Yunnan Yi, Bai, Lisu and other ethnic areas and is sung when performing mobile phone. "Playing songs" is a form of singing and dancing. In different areas of the same nation, there are also many variants such as "big jump", "big jump brother", "jumping on the moon", "jumping music" and "left foot". There are two kinds of "Dage" music of Yi people: pure singing, dance music with accompaniment and pure instrumental music evolved from dance music. Among the Bai and Lisu people, they mainly sing dance songs. As the main theme of dance songs, people often sing national history and themes related to weddings, funerals, weddings and sacrificial rites. Singing forms include chorus, duet and chorus. Tune styles vary from country to country. Yi people's singing is called "left foot tune", which is popular in Mouding, Yao 'an and other places. Named after the dancer leaves his left foot first when dancing. Its pitch is so high that the interval can jump to more than ten degrees. Its representative tracks include "Singing the Harvest Year" and "Jumping to Make People Love". In Luquan, Wuding, Lufeng and other places, it is called "tune", with a relatively peaceful tone, such as "the rise and fall of our Yi people"; In South China, Chuxiong and other places, it is called "jumping style", with a lively tone, such as "the more you sing, the happier you are". Some Bai Dage tunes have the characteristics of narrating ancient songs, such as Genesis, which is circulated in Eryuan County. Others have the characteristics of minor, such as the "cock crows and leaves" circulating in Yunlong County. The Lisu people's singing method is called "Tiaoyidiao", which is popular in Baoshan area. There are two kinds of singing methods: singing in chorus and leading everyone to sing together. Commonly used decorative sounds, with distinctive regional characteristics, such as "How Happy to Jump" circulated in Tengchong County.