Ma Buyun, doctor of medicine, chief physician, master tutor, member of Jiu San Society. 1997 graduated from Clinical Medical College of West China University of Medical Sciences with a bachelor's degree, and on 20/0/2 graduated from Sichuan University with a doctorate in imaging medicine and nuclear medicine. Mainly engaged in ultrasound diagnosis and ultrasound interventional therapy of thyroid and breast diseases. Member of Superficial Committee of China Ultrasound Engineering Society, Vice Chairman of Ultrasound Intervention Youth Committee of Chinese Medical Doctor Association, Standing Committee of Thyroid Surgery Branch of Sichuan Medical Doctor Association; Su Anping, doctor of surgery, associate professor of thyroid surgery in West China Hospital, tutor of master students. Visiting scholar at the University of California, San Francisco (UCSF), director of thyroid surgery at Guang 'an Hospital, Huaxi Hospital. He is good at surgical treatment of thyroid and parathyroid diseases, and has been engaged in the research of parathyroid protection in thyroid surgery for a long time. Judging from their resumes, both of them are excellent.

Huaxi Hospital (University) is a national diagnosis and treatment center for difficult and critical diseases in western China, and the largest comprehensive single-point hospital in the world. It has the largest medical experimental center in China and the earliest medical experimental center approved by the American Society of Pathologists (CAP).