With the deepening of global competition and cooperation，international medical exchanges and construction have shown unprecedented prosperity，and the level of medical technology and hospital management in various countries has gradually become an important competitiveness to measure the comprehensive strength of hospitals. As one of the three major economic regions in the world，East Asia also enjoys distant and close exchanges in the field of medical care，among which the cooperation among China，Japan and South Korea is the most prominent. Hence，this report takes the top hospitals of China，Japan and South Korea in 2019 as the research object，and analyzes the development status of hospitals in each region from the aspects of medical system，medical resources and service efficiency，and hospital discipline construction，so as to better show the overall level and local differences of medical treatment in China，Japan and South Korea. The analysis results show that in terms of the number and nature of hospitals on the list，China has the largest number of hospitals on the list，while the proportion of private hospitals in Japan and South Korea is high，indicating that the development of private hospitals in Japan and South Korea is better than that in China. From the perspective of medical resources and service efficiency，Japan has the highest hospital bed ratio，China has the highest hospital discharge volume，and Hong Kong has the lowest average length of stay. In terms of of hospital discipline construction，the top 20 hospitals in China，Japan and South Korea have excellent performance in the world clinical medicine rankings.