South Korea's Air Busan will not allow passengers to keep power banks in luggage stored in overhead cabin bins, in what on Tuesday it called a preemptive measure after one of its planes was engulfed in flames last week.

Hong Kong expert says expansion of measure to other airlines will depend on further risk assessments by trade groups and carriers.

Passengers evacuated from an Air Busan plane that was engulfed in flames this week at a South Korean airport will have their checked baggage returned to them, after authorities on Friday deemed the jet safe for a full investigation.

The South Korean carrier Air Busan has banned passengers from storing power banks in overhead bins after one such device was suspected to have caused a fire on board an aircraft preparing for departure to Hong Kong,

An airline from South Korea is introducing a ban on carrying power banks in carry-on luggage. This is a consequence of a plane fire on the runway in January. Air Busan, a South Korean airline, has announced a ban on carrying power banks in carry-on luggage placed in the overhead bins.

Shares of Air Busan dropped on Friday, after a plane belonging to the budget carrier caught fire earlier this week.