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A staff member introduces a "Qingtian" unmanned helicopter to the audience at the exhibition area of China Ordnance Industry Group Power Research Institute Co., Ltd. at the 2025 International Conference on UAV Application in Beijing, China on July 6, 2025.
A staff member introduces a "Qingtian" unmanned helicopter to the audience at the exhibition area of China Ordnance Industry Group Power Research Institute Co., Ltd. at the 2025 International Conference on UAV Application in Beijing, China on July 6, 2025.
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