Tethered UAV Covered the living Event in BRICS Summit
On September 3, 2017, China held the BRICS Summit in Xiamen. The media of CCTV covered the living event by using a high-altitude camera mounted on one tethered UAV offered by Dagong.
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.