This paper passes the text, “Wuxing Dayi”, written by Xiao Jie in Sui Dynasty, in order to interpret and explain the correlative thought between Yin-Yang Wuxing and space dividing. Through gathering plenty of documents, Xiao Jie attempted to establish his points of views in correlative thought. He divided this book into 5 parts and 24 chapters according to the five elements and twenty-four solar terms. He firstly focused on the terms interpretation, and then attended to discussing the elements, structure, generation and transformation in Wuxing. Besides, he also presented different claims related into politics, courtesy, human, territory, vitality and try to summarize all kinds of issues by “The Qi of Wuxing”.