Tang Xiao'ou, professor of the Chinese University of Hong Kong, speaks during the opening ceremony of 2023 World Artificial Intelligence Conference at Shanghai World Expo Exhibition and Convention Center on July 6, 2023 in Shanghai, China.
China's President Xi Jinping (L) looks at former President Jiang Zemin and former President Hu Jintao taking seats during a military parade to mark the 70th anniversary of the end of World War Two, in Beijing, China, September 3, 2015.
