College students＇ cross-ethnic friendship refers to a close social relationship among different ethnic students established through communications of thought and feeling or behavior interactions on campus. Under the guidance of the contact hypothesis, there have been a lot of researches on this topic in Western countries. This article makes an overall review of this field, including the type of cross group friendship, the mechanism of establishing and improving ethnic attitudes, the influencing factors, and student outcomes. It also puts forwa...
