Dean of the School of Optometry, Tianjin Medical University,

Dean of the Ophthalmology Hospital,

Superintendent of Ophthalmology Institute

Doctor of Medicine, Professor / Chief Physician, Doctoral Supervisor, Expert Member of the Ophthalmology Branch of the Chinese Medical Association, Member of the Ophthalmology Group of the Chinese Medical Association Ophthalmology Branch, Vice Chairman of the Ophthalmology Branch of Tianjin Medical Association, Ophthalmologist Branch of Chinese Medical Association Standing Member, Visiting Professor of Hong Kong Polytechnic University, Senior Clinical Scientist of Singapore Eye Institute