An F-16 fighter jet performs during the first day of the Dubai International Airshow in Dubai, United Arab Emirates, Nov. 13, 2011. As the leading aviation event in the Middle East, the biannual Dubai airshow runs until Thursday. Organizers said fair this year will be the biggest yet and expects some 55,000 professional visitors. (Xinhua/An Jiang)

A visitor takes photos of an F-16 fighter jet during the first day of the Dubai International Airshow in Dubai, United Arab Emirates, Nov. 13, 2011. As the leading aviation event in the Middle East, the biannual Dubai airshow runs until Thursday. Organizers said fair this year will be the biggest yet and expects some 55,000 professional visitors. (Xinhua/An Jiang)

The Patrouille de France performs during the first day of the Dubai Airshow in Dubai, the United Arab Emirates (UAE), on Nov. 13, 2011. (Xinhua/Li Zhihui)