Second creation is the harmonic unification of authenticity and creativity to the vocal music performance,the unification of history and contemporary,and also the high fusion of technique and performance.

In vocal music performance,piano accompaniment plays a very important role as a part of its whole.

The good psychologyical quality of students can be raised through the relation between the vocal music performaue and psychological quality as well as the role the psychological factor plays in the vocal music performance.

As a second-time or reprocessed composition between the primary creation and the appreciative audience,vocal performance should make best of its advantage in helping the composers as well as the appreciators establish a proper aesthetic orientation and keeping its direction in order to perfect the aesthetic values contained in the vocal-performing art.

From the nature of vocal performance, this paper clarifies such creative ways as vocal performing"from the outside to the indide",then "from the inside to the outside",analyzing,experiencing and representing.

In vocal performance, the presentation and display of professional technique are restricted and regulated by psychological conditions.

The laser light performance system runs according to the format of vector images.