In the vocal learning process, there are many important aspects, and in these areas in "for the sound problem " is a difficult, but also a need to address the link. To solve "for the sound problem " must adhere to the training and Bel Canto singing with a mixture of Western scientific training, and develop good sound psychological quality. This is my four years of study, try to figure out some of the feelings and experiences, combined with theory related to the issue of treble sound of the exchange, which for some ways and means to solve the problem. In the vocal learning process, there are many important aspects, and in these areas in "for the sound problem " is a difficult, but also a need to address the link. To solve "for the sound problem " must adhere to the training and Bel Canto singing with a mixture of Western scientific training, and develop good sound psychological quality. This is my four years of study, try to figure out some of the feelings and experiences, combined with theory related to the issue of treble sound of the exchange, which for some ways and means to solve the problem.