The difference between Sun Yixian South Campus and North Campus of Sun Yat-sen University is that the South Campus is a newly-built campus and the North Campus is an old campus. Guangzhou Sun Yixian Hospital is also called Sun Yixian Hospital affiliated to Sun Yat-sen University. The hospital has a south yard and a north yard. The south campus is mainly a newly-built campus. The north campus is the old campus. Relevant medical experts and professors also sit in the outpatient clinics of the South Campus and the North Campus respectively.