BRUSSELS — China has dragged the EU’s foreign subsidies rules into its wider trade dispute with Brussels, just as the two sides enter a crucial stretch of negotiations.

Beijing’s Ministry of Justice has ordered Chinese companies not to hand over information to EU officials in investigations under the FSR — the bloc’s tool to ensure that players in the single market don’t receive unfair support from abroad.

The notice explicitly mentioned the European Commission’s in-depth probe into JD.com, the Chinese e-commerce giant that is trying to acquire Germany’s Ceconomy, the parent company of consumer electronics retailer MediaMarkt, in a €2 billion deal.