The treatment of atrophic gastritis includes general treatment, causative treatment, symptomatic treatment and surgical treatment. 1. General treatment: advocate meal portioning to reduce the chance of Helicobacter pylori infection; avoid the use of drugs that damage the gastric mucosa; pay attention to supplementing a variety of nutrients in the diet, abstain from smoking and alcohol, and maintain a good psychological state and sufficient sleep. 2. Allopathic treatment: For H. pylori infection, quadruple therapy can be used, i.e. one PPI + 2 antibiotics and 1 bismuth agent, such as omeprazole, amoxicillin, clarithromycin, bismuth potassium citrate. The course of treatment is 10 to 14 days. Due to the different antibiotic resistance, the choice of antibiotics and course of treatment should depend on the situation. 3. Symptomatic treatment: We can use pro-dynamic agents or enzyme preparations such as domperidone, digestive enzymes to alleviate the symptoms of abdominal distension caused by insufficient power or insufficient digestive enzymes, gastric mucous membrane protectants such as magnesium aluminum carbonate can help to alleviate abdominal pain and acid reflux and other symptoms. 4. Surgical treatment: Mucosal dissection can be performed under gastroscope, and should be followed up regularly depending on the situation. For the same disease, patients with different physical conditions, different stages of the disease, different treatment methods, should be standardized under the guidance of physicians.