It is a major men's football tournament hosted by the Asian Football Confederation (AFC), with the participation of adult national teams from member countries in Asia, aimed at determining the intercontinental champions of Asia. It is the second oldest intercontinental football tournament in the world after the Copa America. The Asian Cup is held every four years, with the first edition held in Hong Kong, China in 1956. It is not only a showcase of the level of Asian football, but also a stage for national teams of various countries to showcase their strength and team spirit. The competition is of great significance in promoting the development of Asian football and enhancing Asia's influence on the world football stage.