Guan Minchang is a chief pediatrician. He is a new talent in the medical field of Zhejiang Province and a high-level talent in Hangzhou. As a member of the children's health in zhejiang province branch of the China association of eugenic and superior nurture children's respiratory health branch committee member, in pediatric clinical, teaching and scientific research for more than 20 years, visiting scholar, national Taiwan university, good at pediatric medical common and refractory disease diagnosis and treatment, including respiratory diseases, pediatric gastrointestinal disease, allergic disease in children, etc., Especially for children bronchial asthma, children pneumonia, chronic cough, children refractory mycoplasma pneumonia has a deep study. He is good at bronchoalveolar lavage under fiberoptic bronchoscopy, diagnosis and treatment of infant tracheobronchomalacia under fiberoptic bronchoscopy, foreign body removal under bronchoscopy and interventional therapy with Vivier bronchoscopy, etc. Third prize of municipal science and technology progress.