The standardization of desensitization treatment is reflected in the aspects of correct patient selection and correct treatment plan. Correct patient selection is fundamental to desensitization treatment. Those patients meet the requirements for desensitization treatment: A. Clinical symptoms and allergy history of allergic diseases; B. Positive allergen spotting; C. Correlation between the above two. As recommended in the official WHO document, we promote a four-in-one treatment program: A. Immunotherapy (desensitization) B. Drug therapy (antihistamines or hormones) C. Patient education D. Environmental control Doing each step correctly is the basic guarantee of good results.