You probably want to ask "What type of folk song does the song Yinbei belong to?" It is a Mongolian short-key folk song.

The song "Silver Cup" is a short folk song spread on the grasslands of Ordos. The song is in the key of C major, in four-four beats. The melody is melodious, smooth and beautiful, with rich melody and unique charm of Mongolian folk songs.

"Long Diao" and "Short Diao" are both Mongolian folk songs. The long tune has a long and vast melody with large ups and downs, and the emotion is warm and unrestrained; the short tune has a beautiful and lyrical melody with large ups and downs, expressing delicate emotions and a complete musical structure.