Temu's Irish facility was raided by EU regulators last week on concerns about potential Chinese state subsidies granted to the Chinese online retailer, a person familiar with the matter said on Wednesday.
Temu did not immediately respond to a request for comment.
The European Commission's Foreign Subsidies Regulation (FSR)takes aim at unfair foreign aid for companies with the goal of reining in competition from non-EU companies subsidised by their governments.
The Commission did not immediately reply to an emailed request for comment.