1, Zhao Yongxun, First Hospital of Lanzhou University, chief physician, specializing in comprehensive treatment of thyroid and parathyroid diseases, gastrointestinal tumors, breast tumors, etc.

2. Wang Yucheng, Deputy Chief Physician and Associate Professor of Mammography Department, First Hospital of Lanzhou University. He is good at thyroid tumors, gastrointestinal tumors and body surface tumors.