In the spring of 2023， Beijing enters a high incidence period of influenza，and children's influenza will be dominated by influenza A virus. Compared to the previous years，the influenza season this year is postponed，considering it is relatedto the warmer climate in this spring and increased personnel mobility. Influenza belongs to the category of "wind and febrile pathogenic facotrs" in traditional Chinese medicine. At the initial stage， it is mainly manifested as the syndrome of exterior heatin thelung and it can not only be transmitted interiorly to qi and nutrient level， but also to the pericardium reversibly. Compared to adult influenza， children usually have higher fever than adults，and the gastrointestinal symptoms are more common. Laryngitis， otitis media， bronchitis and necrotizing encephalopathy are also more commonly complicated than adults. Children suffer from longer cough and physical recovery times than adults in the recovery period. In terms of syndrome differentiation in traditional Chinese medicine， the syndrome type of wind heat invading defensive qi is more seen in children with mild condition，the syndrome of excessive lung and stomach heat， and the syndrome of dampness suppressing the defensive qi. Syndrome of inverse transmission of pathogenic heatto pericardiumis mostly found in severe children. In the recovery period，the main symptoms were caused byresidual pathogenic factors not being cleared and lung and stomach yin damaged. The prognosis is goodin most children with influenza in spring. Attention should be paid to the occurrence of complications. Early and effective medication can prevent the occurrence of syndrome change and endangered syndrome.