On the fundamental sources of the first dictionary of Chinese Music, Chinese Music Dictionary, and another authoritative dictionary Music Encyclopedia Dictionary, more supplement entry, music notation, pictures, audio and video contents are included in Chinese Music Dictionary Online Edition. Making the most use of digital technology, based on the structure of a Repository, the project team created this digital online dictionary of Chinese Music with sea of contents, academic rigor, smart link, easy retrieval. It provides service of knowledge to classified customers by PC, mobile app/ Wechat and API the third party connection. The Dictionary presents the essence of Chinese Music, and assists the inheriting, researching and teaching of Chinese Music.