When I traveled to China about 10 years ago and we were about to land in Beijing everyone was shown a short movie on the inflight entertainment system (of China

When I traveled to China about 10 years ago and we were about to land in Beijing everyone was shown a short movie on the inflight entertainment system (of China Southern airlines). It started with: "Swine influenza comes from America, spreads around the world." You can see it here: https://www.youtube.com/watch?v=l4uEJIsbVyI https://www.youtube.com/watch?v=l4uEJIsbVyI