氧气面罩突然落下 飞机紧急返航！中国国航最新回应

Group 1 - The flight CA965 from Beijing to Frankfurt experienced an emergency situation where oxygen masks were deployed due to a cabin pressure issue, leading to an emergency return to Beijing after approximately 3 hours of flight [1][3] - The cabin crew initially informed passengers to use the oxygen masks, but shortly after, it was clarified that the oxygen mask deployment was a false alarm and the aircraft was not in danger [3] - China International Airlines confirmed via their official Weibo account that the oxygen mask system malfunctioned, but other systems were functioning normally, and the decision to return was made for safety reasons, with the flight landing safely at 11:30 AM [4]