What is the key of the Chinese folk music "Yangge Dance Song"?

The key of the Chinese folk music "Yangge Dance" is the G-gong style. Chinese folk music "Yangge Dance" is in the key of G Gong style, four or two beats, the whole song is three phrases, the first and second phrases have four bars, the third phrase with expanded phrases, six bars, folk music refers to the masses of people in the long history of the process, through word of mouth and passed down the form of music and musical works.