Personal resume: Dan Yang, female, born in September 1962, graduated from Chongqing Medical University with a bachelor's degree in medicine. She is currently a chief physician. She began work in July 1983 and has studied at the Hong Kong University of Science and Technology, Johns Hopkins University and The University of York. She is also Deputy Director of the Chongqing Municipal Perinatal Medicine Committee and Deputy Director of the Chongqing Obstetric Quality Control Center. 

Medical treatment field and expertise: She has been engaged in clinical care for obstetrics and gynecology for 33 years, and has extensive experience in the diagnosis and treatment of high-risk pregnancy, gynecological cancer and emergency and severe diseases in obstetrics and gynecology. 

Participation topics, published papers and monographs: She has presided over and participated in provincial and municipal projects and the editing of monographs, and has published more than 10 papers.