Science is endless, and only those who are not afraid of danger or difficult work can reach the science peak. Dr. Xu Ze has been working in the cancer therapy for more than sixty years and works very hard day and night to do the basis and clinical oncology science for the patients and for all human beings. In this book, all the contents are from his hard work, from his experiments, and from his excellent or superb surgery skills, which has two parts: part I and part II, and three main topics are explained and demonstrated: 1. The reasons and the theoretical foundation of immune therapy; that is, is the theoretical basis of immune therapy that all evidences are from his actual basic and clinical experiments. 2. How do we use our immune therapy to treat the cancer patients? 3. Our clinical verification of our immune therapy is successful.