Rosatom on Twitter

Large corporations go to microblogging. It is not very clear why. Especially against the background of the fact that according to statistics on Twitter there are not so many Russian users, and the previous experience of large companies, for example, Panasonic, is somehow not impressive.
Rosatom microblogging.

It would be interesting to listen to the views of users, how can Twitter be promising as a means of promotion for companies.