In the context of absence of major Western leaders，ROK President Park Geun-hye considering the overall development of China-ROK relations overcame obstacles from domestic and international and participated in China Anti-Japanese War and the World Anti-Fascist People’s War 70 anniversary of the victory celebration with large-scale delegation. From the event，Park Geun-hye’s visit not only has further deepened the politically mutual trust between China and ROK，but also has achieved successes on economic，security and diplomacy. Although affected by the Korea-US alliance，China and ROK has been expected to become a “Four partnership”：“common development”，“regional peace oriented”，“revitalizing Asia in hand” and “promotion of world prosperity” given that ROK can take his interests as focus and make a rational choice on China issue.