A model of an aircraft carrier makes its trial operation in a park in central China's Henan Province, on Friday, April 17, 2015. Built by several aeromodelling fans, the model is 6 meters long and 0.8 meter wide. It weighs over 700 kilograms. Propelled by electricity, the model can run for two hours. [Photo: Xinhua/Zhang Yixi]
A model of an aircraft carrier makes its trial operation in a park in central China's Henan Province, on Friday, April 17, 2015. Built by several aeromodelling fans, the model is 6 meters long and 0.8 meter wide. It weighs over 700 kilograms. Propelled by electricity, the model can run for two hours. [Photo: Xinhua/Zhang Yixi]
A model of an aircraft carrier makes its trial operation in a park in central China's Henan Province, on Friday, April 17, 2015. Built by several aeromodelling fans, the model is 6 meters long and 0.8 meter wide. It weighs over 700 kilograms. Propelled by electricity, the model can run for two hours. [Photo: Xinhua/Zhang Yixi]