Beijing airspace control authorities issued a notice to airmen, establishing a massive 300-kilometer radius no-fly zone centered on Beijing starting September 20, covering Beijing, Tianjin, Hebei, and surrounding provinces and cities.
Quoted by 9月25日中秋节，B站网友发视频讽刺北京禁飞区，民众连中秋赏月都受限制。
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