Core Viewpoint - The meeting between Serbian President Aleksandar Vučić and Chinese actor Jackie Chan highlights the promotion of the 2027 Belgrade Specialized World Expo, with Chan serving as a brand ambassador to enhance Serbia's global visibility [1]. Group 1: Event Details - The 2027 Belgrade Specialized World Expo is scheduled to take place from May 15 to August 15, 2027, with the theme "Playing the World - Sports and Music, Shared by You and Me" [1]. - The China Council for the Promotion of International Trade will organize the Chinese pavilion for participation in the expo [1]. Group 2: Personal Background - Jackie Chan, born on April 7, 1954, in Hong Kong, is a renowned actor known for his works such as the "Drunken Master" series, "Police Story" series, and "Rush Hour" series, and he was the first Chinese actor to receive an Oscar Lifetime Achievement Award in 2016 [1]. - The film "Dragons Forever," directed and starred by Jackie Chan, was filmed in Serbia and became the highest-grossing film in Hong Kong in 1987 [2].