With the advancement of research on tumor treatment, the increasing number of new chemotherapeutic drugs, and the improvement of clinical application techniques, there are more and more cases of achieving radical cure or prolonging survival time and improving quality of life through drugs. Tumors that can be cured by drug chemotherapy include choriocapillary epithelial carcinoma, malignant staphyloma, Hodgkin’s lymphoma, testicular seminoma, acute lymphoblastic leukemia, large cell lymphoma, Burkitt’s lymphoma, childhood neuroblastoma, Wilms tumor, embryonal rhabdomyosarcoma, acute granulocytic leukemia, ovarian cancer, etc. With active and reasonable treatment, more than 30% of patients can be cured. Tumors that can prolong survival and improve quality of life through drug chemotherapy and other comprehensive treatments include chronic leukemia, multiple myeloma, non-Hodgkin’s lymphoma, small cell lung cancer, breast cancer, basal cell carcinoma, bladder cancer, colorectal cancer, bone sarcoma, soft tissue sarcoma, prostate cancer, etc. The cure rate is less than 30%, but most patients can prolong disease-free survival and significantly extend overall survival time. Tumors that have certain efficacy through drug adjuvant chemotherapy include non-small cell lung cancer, esophageal cancer, head and neck cancer, cervical cancer, gastric cancer, liver cancer, endometrial cancer, kidney cancer, etc.