Associate professor in Peking University First Hospital,Beijing China. Good at  obstetrics and Gynecology ultrasound, intrauterine diagnosis of fetal diseases and related operations, especially good at prenatal diagnosis of fetal central nervous system diseases. Has many social posts as follows: Member of Beijing prenatal diagnosis expert group；Member of youth committee of ISUOG China branch; Member of the Standing Committee of ultrasound Professional Committee of China Women Doctors Association; Member of the Standing Committee of Obstetrics and Gynecology Committee of ultrasound branch of China Medical Imaging Technology Research Association, et al.