Taking cases in China，Japan and South Korea for example，this report sorts out the top Internet celebrities on international video social platforms and the international communication cases in the three countries and analyzes the type，content and role of Internet celebrities in international communication. The report then offers suggestions on making good use of the supplementary role of internet celebrities in international communication，on promoting the development of internet celebrities in cross-cultural communication，and on cultivating and guiding them in international communication in a prudent manner.