1、Portamento portamento up there, down the sound, rehabilitation of three portamento .
2、The singing characteristics include singing with level tone, falsetto or semi-falsetto and the ingenious use of tied note, portamento and ornament.
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;
