The announcement comes after German conglomerate Siemens said it was teaming up with Mitsubishi Heavy Industries for a possible joint bid for parts of Alstom.

The presidency official said that Hollande wanted an update on Alstom's case but at this point did not have a preference for a possible bidder for Alstom's energy assets, which US group General Electric has also proposed buying.

(Reporting by Julien Ponthus; writing by Leigh Thomas; editing by John Irish)