1、Portamento portamento up there, down the sound, rehabilitation of three portamento .
3、in the third part, the notes are taken from the lower part of the scale and the pentatonic scale in a wide portamento, giving the tumbling and swishing effect of cascading waterfalls and rushing torrents;
2、The singing characteristics include singing with level tone, falsetto or semi-falsetto and the ingenious use of tied note, portamento and ornament.
