1986- 1990 studied at the graduate school of Shanghai medical university, where he studied under academician Shen Ziyin and obtained a doctorate in medicine. 1997 promoted to full professor, 200 1 year doctoral supervisor. Long-term engaged in teaching and research of integrated traditional Chinese and western medicine, including respiratory tract infection, chronic obstructive pulmonary disease, asthma, tumor disease and other lung diseases; And anti-aging, the use and withdrawal of corticosteroids and so on. He not only has the ability to diagnose and treat diseases with Chinese and western medicine, but also is good at combining them organically. He is one of the earliest scholars in China who recognized the "inflammation theory" of asthma and took airway anti-allergic inflammation as the main treatment measure. Early diagnosis of lung cancer and asthma has also been well studied. Can combine the advantages of traditional Chinese and western medicine to diagnose and treat common diseases, especially common respiratory diseases, significantly improve the curative effect and have a wide social impact; It also has a great influence on the treatment of common tumors. He has a scientific understanding of Chinese medicine and put forward the theory that the basic core of Chinese medicine consists of three parts. In recent years, he has published dozens of papers in national magazines and edited 4 monographs; Received more than one million scientific research funds, including the Eighth Five-Year Plan, state administration of traditional chinese medicine, Shanghai Science and Technology Commission and other projects. 1994 was awarded as the successor of the discipline echelon of Shanghai Medical University, and 1996 won the "Shanghai Excellent Academic Award of Integrated Traditional Chinese and Western Medicine (Youth Award)". In the same year, he served as a visiting professor at the Seven Molecular Pharmacology Laboratories in Paris, France, and established "Shanghai Bronchial and Allergy Medicine Cooperation Center" and "Huashan Affiliated to Fudan University" in 1997. 1July, 1998, 65438 was included in the "Training Plan of Top 100 Cross-century Outstanding Subject Leaders in Shanghai Health System" by the Municipal Health Bureau, and the major was Pulmonary Medicine with Integrated Traditional Chinese and Western Medicine. In 2004, this major passed the appraisal of Shanghai Municipal Health Bureau with excellent results and became a characteristic major of integrated traditional Chinese and western medicine in Shanghai.

From March to April, 2004, Professor Dong Jingcheng went to Harvard Medical School and other internationally renowned medical institutions in the United States for short-term study and exchange in departments of respiratory diseases and tumors. In September 2004, Professor Dong Jingcheng gave a lecture at UCLA.