The invention discloses a Chinese medicinal composition for treating malignant tumor, belonging to the field of Chinese medicines. The Chinese medicinal composition is a medicament preparation formed from herba oldenlandiae, astragalus root, tuckahoe, prepared pinellia tuber, herba scutellariae barbatae, teloon, scorpion, scolopendra and the like by adopting advanced processes including extraction with water, extraction with ethanol, enzymolysis of trypsinase and the like according to a certain compatible requirement, and the medicament preparation is preferably prepared into capsules and tablets. The Chinese medicinal composition has a certain function for relieving symptoms for lung cancer, liver cancer, gastric cancer, intestinal cancer, breast cancer, encephaloma, lymph cancer and other malignant tumors, reducing tumor bodies, inhibiting the growth of the tumors and the like; and according to the Chinese medicinal composition, the human immune capability can be improved, the livesof patients suffered from tumors can be prolonged and the adverse reactions of leukocytopenia, dizzy, weakness and fatigue, skinniness, poor appetite, nausea and vomiting and the like due to radiotherapy chemotherapy for cancers can be effectively relieved.