Virus hepatitis，whose main feature is liver damage，is a infectious disease of digestive tract that caused by hepatitis virus.Professor ZHANG Jingren has great attachments on curing virus hepatitis through Chinese traditional medicine，proposing that its pathogenesises are spleen insufficiency of the body，internal damp toxin，and the failure of the liver and spleen.As for treatment，it focuses on clearing damp.In the early lesions，it takes invigorating spleen for eliminating dampness as the basic treatment，while in the late lesions，it mainly focuses on promoting blood circulation to remove blood stasis and softening hardness to disperse accumulations，and meanwhile，it clears heat and transforms dampness for better treatment.This essay discusses about Professor Zhang’s clinical experience on curing acute hepatitis，chronic hepatitis and liver cirrhosis，which are based on pathogenesis and principle & treatment of Chinese traditional medicine，and it gives 2 examples for reference.