Inclusion Criteria:  Fulfill the diagnosis of chronic atrophic gastritis; TCM syndrome differentiation is deficiency of both qi and yin; Aged between 18 and 65 years old, regardless of gender; Volunteer to participate in this clinical trial and sign an informed consent form.  Exclusion Criteria:  Patients with peptic ulcer, acid reflux, etc. who need PPI treatment; Patients with high-grade intraepithelial neoplasia of gastric mucosa or suspected malignant transformation in pathological diagnosis; Those who have received anti-HP treatment and related treatments in the past two weeks; Diabetic patients; Patients with severe heart, liver, kidney, lung, blood system diseases, abnormal renal function Cr test with clinical significance, and liver function ALT ≥ 1.5 times the upper limit of the normal reference value; People with allergies or a history of allergies to multiple drugs (two or more or the known ingredients in the drug); Those planning to become pregnant, pregnant or breast-feeding; Patients with mental illness; Those who have participated in other drug clinical trials within the past 3 months; The investigator believes that it is not suitable to participate in this clinical trial.