It has long been viewed that Saussure’s principle of arbitrariness is a fundamental theory in modern linguistics.Up to now,some linguists and scholars have raised their doubts to Saussure’s arbitrariness theory from different aspects.In this thesis,the author aims at using “ 六书 ”(The six categories of Chinese characters) to show that the creation of Chinese characters has some reasons and it was not 100% arbitrary between the forms of linguistic signs and their meaning. It has long been viewed that Saussure’s principle of arbitrariness is a fundamental theory in modern linguistics. Up to now, some linguists and scholars have raised their doubts to Saussure’s arbitrariness theory from different aspects. In thesis. The author aims at using "六The six categories of Chinese characters to show that the creation of Chinese characters has some reasons and it was not 100% arbitrary between the forms of linguistic signs and their meaning.