Mei Wen, political commissar of China's first aircraft carrier "Liaoning" poses for a photo on Sept. 24, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army on Sept. 25, 2012. The carrier, with the name "Liaoning" and hull number 16, was officially handed over to the Navy at a ceremony held in a naval base of northeast China's Dalian Port. Photo: Xinhua
Zhang Zheng, captain of China's first aircraft carrier "Liaoning" poses for a photo on Sept. 24, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army on Sept. 25, 2012. The carrier, with the name "Liaoning" and hull number 16, was officially handed over to the Navy at a ceremony held in a naval base of northeast China's Dalian Port. Photo: Xinhua
Navy soldiers stand on China's first aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, on Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army on Sept. 25, 2012. The carrier, with the name "Liaoning" and hull number 16, was officially handed over to the Navy at a ceremony held in a naval base of northeast China's Dalian Port. Photo: Xinhua
Zhang Zheng (L), captain of China's first aircraft carrier "Liaoning", and Political Commissar Mei Wen pose for a photo on Sept. 24, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army on Sept. 25, 2012. The carrier, with the name "Liaoning" and hull number 16, was officially handed over to the Navy at a ceremony held in a naval base of northeast China's Dalian Port. Photo: Xinhua
Military officers stand onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials. Photo: Xinhua
Military officers stand onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials. Photo: Xinhua
Military officers stand onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials. Photo: Xinhua
Military officers salute onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials.Photo: Xinhua
Military officers stand onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials. Photo: Xinhua
Military officers stand onboard China's aircraft carrier "Liaoning" in Dalian, northeast China's Liaoning Province, Sept. 25, 2012. China's first aircraft carrier was delivered and commissioned to the Navy of the Chinese People's Liberation Army Tuesday after years of refitting and sea trials.Photo: Xinhua