Combination of traditional Chinese medicine is more effective in the treatment of advanced gastric cancer. Traditional Chinese medicine can improve patients’ survival quality and survival period by treating patients with evidence, supporting the root of the disease, helping to eliminate evil, maintaining the nutritional balance of the body, reducing the reaction to radiotherapy and chemotherapy, increasing patients’ appetite and improving their body immunity. Patients who are in good general condition can adopt radiotherapy treatment with Chinese medicine to reduce toxicity and increase effectiveness, while for patients who cannot tolerate chemotherapy or are unwilling to undergo chemotherapy, simple Chinese medicine treatment can be used. Patients with advanced gastric cancer are suffering from qi deficiency, blood deficiency and yin deficiency. Qi deficiency is often manifested as weakness, yellowish face, low speech and sweating. Blood deficiency is often manifested as anemia and pallor. Yin deficiency often manifests as irritability, dryness and heat, night sweating, insomnia and other symptoms. Most of the patients with advanced gastric cancer are a bunch of deficiency signs, mainly manifested as spleen deficiency. The common manifestations of spleen and stomach weakness are no appetite, less food, bloating after eating, and even vomiting, reduced defecation, irregular stools, etc. Its symptoms can be relieved by Chinese medicine. Chinese medicine treatment for advanced gastric cancer mainly focuses on helping the righteous and dispelling the evil at the same time. The main methods of helping the righteous are to benefit the qi and nourish the spleen, nourish the blood and nourish the yin to help patients restore the function of the spleen and stomach, promote appetite, help patients digest and defecate, and improve other symptoms and reduce the toxic side effects of chemotherapy and other western medical treatments. Specific treatment needs to be analyzed in conjunction with the patient’s symptoms, laboratory results, tongue and pulse. Oral Chinese medicine can also be used in conjunction with external Chinese medicine, external treatment methods such as acupuncture point application, moxibustion, acupuncture and other means for better results.