Drones perform light show to greet Qixi festival in Changsha, China's Hunan
Source: Xinhua| 2018-08-17 13:18:25|Editor: Li Xia
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People view drones performance at the Orange Isle scenic area in Changsha, central China's Hunan Province, Aug. 16, 2018. Groups of drones performed a light show here to greet the Qixi festival, or Chinese Valentine's Day, which falls on Aug. 17 this year. (Xinhua/Zhang Xiaoyu)
