A drone with a wingspan of 18 meters and a battery life of 30 hours is seen at the Shenzhen International UAV Expo 2018 in Shenzhen, south China's Guangdong Province, June 22, 2018. The expo kicked off here on Friday and displayed various types of unmanned aerial vehicles (UAV). (Xinhua/Mao Siqian)
Shenzhen International UAV Expo kicks off
Source: Xinhua| 2018-06-22 21:52:38|Editor: ZX
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KEY WORDS: UAV
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