1, Tang Jie, male, doctor of medicine, director of the Department of Ultrasound, General Hospital of Chinese People's Liberation Army. Indications: standardized diagnosis and treatment of gynecological tumors, gynecological minimally invasive surgery.

2. Luo Yukun is the director of Ultrasound Department of Beijing 30 1 Hospital, mainly engaged in the ultrasonic diagnosis of difficult diseases in abdominal organs such as hepatobiliary pancreas, thyroid gland, parathyroid gland and breast.