There are many studies on Guo Moruo's pantheism but there are fewer studies on Guo Moruo's pantheism from the angle of the thinking of integration and unity.Guo Moruo's thought of integration and unity is mainly his cultural behavioral methods which he used in his creative work and his cultural behavioral objective by using the methods.Guo Moruo's thought of integration and unity is gradually formed,however,the core essence of his thinking of integration and unity is self-correction and innovation based on traditional cultural resources."Integration" generalizes the scope of related things and "unity" is harmony which emphasizes the inherent connection of the things.The integration and unity is not simply combination of the things but is the integration of the inherent connection of the things.