BBC News
By Brian Meechan
image captionPenderyn Whisky is stockpiling glass bottles it imports from France
Companies are stockpiling goods because of anxiety over what will happen after the Brexit transition period, a business body has said.
Ferry company Stena Lines said its route between Dublin and Holyhead has had its busiest three weeks on record as firms prepare for 1 January.
Chambers Wales added the detail on trading arrangements may still not be clear in time, even with a trade deal.
Talks are continuing between the EU and UK government to reach an agreement.
image copyrightChambers Wales
image captionChamber Wales Heather Anstey-Myers said stockpiling was happening on both sides of the UK-EU border