Language is an important tool for human beings to express their self-consciousness. From the establishment of a set of models and usage norms to the form and content of the convention, it is a complex and long system engineering. In the past century, due to the continuous progress of science and technology, the speed of language communication and evolution has been obviously accelerated and the language has also become more and more diversified, making the definition of language continuously expanded. The same is true of the language of art. By contrast, we can find that artistic language has developed from realism and symbolism to abstraction and concept. Modern art, whether it is understanding or creation, "freedom" becomes a necessary prerequisite.