From 2000 to 2006, Dr. SUN Fei was a postdoctoral fellow/visiting scholar at the Weizmann Institute of Science in Israel, the National University of Córdoba in Argentina, the University of California, San Francisco in the United States, and the University of Calgary in Canada. He is a recipient of the National Outstanding Youth Fund, the chief scientist of the National Key Basic Research Program (973 Program) and the project leader of the National Key Research and Development Program of China.As the Vice President of SRRSH,he has mainly engaged in clinical, scientific research and teaching of male infertility and sexual dysfunction. He has published more than 160 SCI papers as the first or corresponding author, and has won the second prize of the National Natural Science Award, the first prize of the scientific and technological achievements of the first Maternal and Child Health Science and Technology Award, the third 'Famous Doctors of the Nation-Excellence in Establishment' honor, and 'Research Talent' of 2023 Research Hospital Evaluation Selection.

Member of the Men's Science Branch of the Chinese Medical Association

Member of the Standing Committee of the Male and Sexual Medicine Physicians Branch of the Chinese Medical Association

Vice Chairman of the Chinese Society of Integrative Medicine

Chairman of the Men's Science Branch of the Zhejiang Medical Association