This paper discussed Professor Guo Jun’s experience in the differentiation and treatment of chordee. By analyzing the etiology and pathogenesis,he puts forward that the diseases can be classified into four syndrome patterns,including dampness-heat of liver and gallbladder,stagnation of liver qi,hyperactivity of yang due to yin deficiency,qi stagnation and blood stasis. He pays attention to the treatment based on liver,and emphasizes the combination of clearing liver-fire,dispersing stagnated liver qi and nourishing liver and reinforcement and elimination in combination. One proven case was presented.