| 20thCentury was a extremely important period during the developmenthistory of the world arts in music, which was full of change, maverick,multi-stylish and distinctive. Variety of creation and analyzing methodswere just like the Eight Immortals crossing the sea, each one showwed hisor her special prowess, so that it developed every kinds of different andindependent system of pitch relationship.Zhou Yi, one of the best-known classic philosophy books and recordsin China, had abundant content and made very deep effects on the politics,economy and culture. And no matter it is Confucianism, Taoism, folk-customor even music, which all has very close connections with Zhou Yi.Xiaosheng Zhao, as one of the most famous composer, pianist, and musiceducationist of the Chinese music field, had created the Tai chi composingsystem which was based at the idea of the eight Diagrams in Zhou Yi. Itwas a combination of Chinese and Western features, of experimentalcharacters, and explored another land for music creation.This paper introduced the combination of Xiaosheng Zhao’s philosophicalidea and symbol conception according to the eight Diagrams in Zhou Yi andmusic. Zhao built Tai Chi chords and derived Tai Chi chromatograms, andcreated the piano music Tai Chi using the64diagrams music collections.This paper mainly analyzed the combination relationships of high and lowpitches in the piano music Tai Chi, and united the8parts including “brokeã€bearã€riseã€enterã€slowã€mediocreã€quikeã€bunch†in Tai Chi with64diagramsmusic collections to study the composition’s development and actualapplications in the compositions of Tai Chi composing system. The latterpart of this paper studied Lv Yao, Ting Qin, Huan Feng and talked aboutthe composing method “III.II.I Huan Zhou†derived from the Yin and Yangrhythms.The key point of studying20thCentury’s music works is studying thepitch composing structure. Zhao ‘s compositions of Tai Chi composingsystem Can be seen as a pitch material presets. Finally this article studiedthe influence and significance of Zhao’s Tai Chi music purports developingbackground. |