Photo taken on Oct. 14, 2020 shows a drone light display at a park in Changchun, northeast China's Jilin Province. A light display featuring 1,000 drones was held on Wednesday as a part of the 2020 Changchun International UAV Industrial Expo. The light display will be held every night from Oct. 14 to 16. (Xinhua/Yan Linyun)
