"The Book of Changes" is one of China's most unique classics and has a profound influence on Chinese culture. There are sixty-four hexagrams in the "Book of Changes", starting from the "Qian hexagram", "Kun hexagram" and ending with "Jiji hexagram" and "Weiji hexagram". Since ancient times, there have been many discussions on the order of the sixty-four hexagrams, especially " The reason why Weiji Gua> is listed as the last hexagram is the most important. Therefore, this article will try to analyze it from Weiji Gua to understand that the arrangement of the hexagrams in the Book of Changes is not accidental but meaningful. It represents endless life and endless operation. The idea of the cycle of stopping should be unique and progressive in the civilization of the same period. First of all, it will be explained by the content of "Weiji Gua" and the previous opinions will be compiled as support.