The Handelsblatt daily reported earlier that the German government was actively considering stricter security requirements and other ways to exclude Huawei from the buildout of 5G mobile networks. [nL1N1ZG20I]

U.S. officials warned that Huawei's network equipment may contain "back doors" that could open them up to cyber espionage. The BDI said accusations that Huawei was jeopardising security needed to be proved.

(Reporting by Michelle Martin; Editing by Douglas Busvine)