The "close" technique of treble is an important method to solve the difficulty of singing treble. This paper focuses on what is the "close" technique of treble, how to carry out the "close" technique of treble, and how to use the "close" technique of treble in popular songs.

Abstract
Ⅰ. What is treble &quat;close&quat;?
Ⅱ. How to &quat;close&quat; the treble?
    1. Maintain correct standing posture
    2. Accurate use of thoracoabdominal combined respiration
    3. Open throat moderately
    4. Use resonance to touch up the sound
    5. Reasonable use of concealment and non concealment closure
Ⅲ. The practical application of treble &quat;close&quat; technology inpopular songs
    1. The specific application of treble &quat;close&quat; technique in singingmusical works
    2. The specific application of &quat;close&quat; technique in singing rock styleworks
Ⅳ. Conclusion
References

• WANG WEI(성결대학교 약용작물산업학과, 박사과정)