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| International pilots adjust their drones at the final of 2019 International Drone Competition in Wuxi, Jiangsu province on Sept 6. [Photo by Xiao Da/chinadaily.com.cn] |
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| Pilots compete during the final of 2019 International Drone Competition in Wuxi, Jiangsu province on Sept 6. [Photo by Xiao Da/chinadaily.com.cn] |
