This composition investigates the acoustic and performative possibilities of the piano by integrating traditional Chinese folklore with extended instrumental techniques. Composer Zhou Long draws upon the legend of self-ringing bells to structure a musical narrative that challenges conventional piano interaction. The work serves as a technical study for advanced performers, requiring the integration of internal string manipulation with standard keyboard execution.

Experts categorize this piece as a significant contribution to the contemporary piano repertoire for its innovative use of the instrument's interior. Performers frequently note the high level of technical precision required to execute the percussive effects effectively.