A visitor takes pictures for a jet fighter displayed at China Aviation Museum in Beijing, capital of China, Nov. 9, 2009. To celebrate the 60 anniversary of the founding of the Air Force of the Chinese People's Liberation Army, an exhibition displaying the achievements of the development of the weapons and equipments of the Air Force of the Chinese People's Liberation Army will be open to the public from Nov. 15 in Beijing. [Jin Liangkuai/ Xinhua]