They are planes that are stuck in Russia.
The European Union has published a new update of the list of airlines that are not allowed to fly to or over EU countries or only under strict conditions.
Most of them was A320neo family including very first A319neo delivered to China Southern Airlines
Russian state-owned Aeroflot has been hit by a flurry of sanctions, leading to doubts about its current and future fleet.
The Bermuda Civil Aviation Authority(BCCA) has suspended the licenses of around 740 Russian aircraft
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