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On May 8th, the 74th World Red Cross Day, the "Red Balloon" Orienteering Competition (Beijing Station) and the Beijing-Tianjin-Hebei Emergency Rescue Talent Competition officially started in Tongzhou, Beijing. 865 teams from Beijing, Tianjin, Hebei, Jiangsu and other places formed 173 teams to participate. Pictured: Participants warm up before the game.