Chinese medicine treatment after gastric cancer surgery is often very effective. We usually use a combination of symptomatic as well as overall regulation for treatment. Patients report that their symptoms will be improved after taking the medicine, and their general condition will also be greatly improved. Western medicine focuses on the tumor itself, while Chinese medicine focuses on improving the overall environment of the body and eliminating the basis of tumor cell survival, while taking a dialectical approach to the treatment of tumor, post-operative and post-chemotherapy symptoms. The author adopts the approach of supporting Yang, preserving fluid and expelling evil in the treatment of tumors by means of meridian formula.