Prof. Jin works at the Beijing Union Medical College Hospital in the Department of Obstetrics and Gynecology. She serves as the chair of the obstetrics and gynecology branch of the Chinese Medical Association. On two separate occasions, Dr. Jin went to the Royal Maternity Hospital in Melbourne, Australia as a visiting scholar to conduct primary research and clinical work. Her research focuses on reproductive health, especially the diagnosis and treatment of embryo development stoppage. She has also conducted in-depth research on infertility, prenatal/postnatal care, cesarean scar pregnancy, HPV infections, and cervical lesions.