In 1921, Professor Liu Fu submitted a proposal to President Cai Yuanpei to "establish a laboratory of language and rhythm" at Peking University, proposing the idea that scientific research methods must be used to study language, music and rhythm in China. After the demonstration, it was finally decided to establish a laboratory "Language Rhythm Laboratory" in the literature department of Peking University to study Chinese vocal language, traditional music and rhythm with scientific methods. This is the first liberal arts laboratory in China, and its establishment has opened up the scientific research of Chinese modern phonetics and Chinese traditional music and rhythm. From a theoretical point of view, the scientific research of language and music rhythm is the scientific research of Chinese traditional sound culture. According to the definition of Professor Kong Jiangping, the research content includes four parts: "sound rhythm", "mere rhythm", "musical rhythm" and "musical rhythm". collectively referred to as the "Four Laws". "Sound rhythm" mainly includes scientific research on vocal languages in China; "mere rhythm" mainly includes scientific research on poetry chanting, religious chanting, folklore and epic chanting in Chinese vocal language; The scientific research of quyi and opera; "music temperament" mainly includes the scientific research of traditional Chinese music, musical instruments and musical temperament. In terms of research methods, he mainly studies Chinese voice language and traditional voice culture by means of acoustics, physiology, psychology and brain science. The release of the preprint platform for Chinese musical rhythm research provides a platform for scholars of traditional Chinese audio culture research to exchange and publish scientific research results. The platform represents a new type of publication culture in the world, which is bound to promote the progress of academic research on traditional Chinese audio culture.