The guzheng is one of China's historically renowned folk musical instruments. Mastery of its sound is a crucial factor affecting the performer's playing. Therefore, performers should reasonably control factors that may impact the sound quality during their performance. They should also focus on enhancing their artistic cultivation and enriching their knowledge, continually improving their playing quality and efficiency to ensure optimal sound performance.

Employing scientific playing techniques is an effective measure for capturing the timbre expression in the process of Guzheng performance, enabling a more perfect timbre. First, performers should master the correct finger plucking method and flexibly adjust their arm muscles during the performance to ensure the playing effect. Second, during Guzheng performance, players should choose appropriate string contact points and methods, and master the correction and techniques of plucking strings to ensure the timbre quality of the Guzheng, achieving an optimal timbre expression. Third, performers should adjust their playing according to the emotional changes of the piece, utilizing the Guzheng timbre to express different styles, thoughts, emotions, and musical images. Fourth, performers should pay attention to the rich variations of the Guzheng timbre, adjusting the string contact position, plucking speed, and finger strength reasonably during the performance to make the timbre of the Guzheng performance more diverse.

Guzheng performers must focus on enhancing their inner qualities. They should continuously strengthen their guzheng playing techniques and the effectiveness of their performance. Simultaneously, they should improve their sensitivity to tone color, being able to grasp the overall changes in the composition's thought and also catch the subtle nuances of tone color in the details, ensuring the richness of the guzheng's tone color and improving their playing level. Performers should enrich their knowledge and elevate their artistic cultivation, deepening their emotional grasp and intellectual understanding of the music. This will enable them to possess abundant imagination and creativity, effectively enhancing the tone color expression during their performances.

Guzheng performers should cultivate their own refined stage presence, focus on engaging with the audience, develop a distinct tone quality, and enhance the performance effect. Before officially taking the stage, performers can interact well with the audience, showcasing their inner cultivation and external etiquette, which promotes the success of the performance. During the performance, through their enchanting tone quality and the rich emotions conveyed within it, performers can lead the audience into the musical ambiance, thereby elevating their emotional experience. This recognition from the audience effectively enhances the performance's impact.