Objective To explore the characteristics of physique types of children with asthma and non-asthmatic children provides an objective basis for prevention and treatment of children with clinical asthma. Methods A parallel control study was conducted to evaluate the TCM Constitution Classification and Judgment Scale for 100 asthmatic children attending Shanghai Traditional Chinese Medicine Hospital， and 100 non-asthmatic children were selected for comparison during the same period to treat asthmatic children and non-asthmatic patients. Comparison of children's constitution types. Results Children with asthma have a common susceptibility. They are basically biased and have a physique. They are most commonly seen as sputum. They are generally seen as qi deficiency and yang deficiency， qi deficiency， yang deficiency， and yin deficiency. Conclusion The type of TCM constitution of children with asthma is most common in sputum， qi deficiency， yang deficiency， yin deficiency and qi deficiency and yang deficiency. In the clinical treatment， the TCM constitution of children with asthma should be considered comprehensively， which lays a foundation for further research on clinical prevention and treatment of childhood asthma by TCM physique.