Where in your bags?
Battery capacity?
Check first
On the plane
✈ China SouthernCARRY-ON
Yes - but you cannot use it on board.
- Up to 160 Wh; above 160 Wh is prohibited. Up to 20 backup batteries per passenger.
- Power banks must be switched off for the whole flight. No charging devices from them and no charging the bank on board.
- Carry-on only. Banks with no readable capacity label are prohibited.
Official source
🌐China Southern power bank rulesPower bank rules↗To be 100% sure, we always recommend confirming with the official channels.
From China Southern's own published rules, checked October 2026. Rules change, so confirm with the airline before you fly.