Leiying Miao received her Bachelor's, Master's, and Doctoral degrees from Jilin University in 2004, 2007, and 2012, respectively. In 2013, she joined Nanjing Stomatological Hospital, the Affiliated Hospital of the Medical School, Nanjing University. She was appointed as an associate professor in 2015 and was promoted to a professor in 2021. Currently, she serves as the Chief Physician of the Department of Cariology and Endodontics and the head of the teaching and research section of Oral Internal Medicine at Nanjing Stomatological Hospital, the Affiliated Hospital of the Medical School, Nanjing University.