China's heaviest cargo unmanned aerial vehicle (UAV) AT200 flies during its maiden flight in Neifu Airport in Pucheng, northwest China's Shaanxi Province, Oct. 26, 2017. China's heaviest cargo unmanned aerial vehicle (UAV) completed its maiden flight in northwest China's Shaanxi Province Thursday. With a maximum take-off weight of around 3.4 tonnes and a payload of 1.5 tonnes, the AT200 could be one of the world's most powerful civilian UAVs. [Photo/Xinhua] |