Dr. Ming-Song Tsai is Director of the Department of OBS & GYN at Cathay General Hospital in Taipei and Vice President of the Taiwan Association of Obstetrics and Gynecology. He is a senior obstetrician-gynecologist with extensive clinical and academic experience in maternal-fetal medicine, prenatal diagnosis, medical genetics, and high-risk pregnancy care. His major research interests include amniotic fluid-derived stem cells, a field in which he has published extensively. Dr. Tsai is also actively involved in specialist training, hospital accreditation, quality improvement, and international academic collaboration. He is committed to advancing maternal and fetal health and promoting excellence in obstetric and gynecologic care.