That UAV could stay in the air for more than 24 hours at a height of 200m. Dagong UAV is the only one to be used at that significant summit.
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There were more than 3000 guests attended the opening ceremony. The attendees included 16 international Film Festival presidents, representatives, and more than 600 filmmakers.
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There was no water or electricity in many places, for the flood caused most public infrastructure damaged. To restore the network communication in a short time,
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China Mobile sent a high-altitude base station of UAV to the Jiuzhaigou scenic spot immediately. The communication signal could be restored at once through that high-altitude communicate relay platform. It was reported that this is the first application of UAV high-altitude base station in an earthquake environment.
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