Passant Sayed Khalil (L) from Cairo University participates in the 18th "Chinese Bridge" Chinese Proficiency Competition for Foreign College Students in Cairo, Egypt, April 23, 2019. The Egypt regional final of the 18th "Chinese Bridge" Chinese Proficiency Competition for Foreign College Students kicked off on Tuesday in Cairo, under the theme of "One World and One Family." (Xinhua/Meng Tao)