Have a look at the schedule of events to see what's on at Poznan International Fair Grounds. Whatever big conference or function is happening in town, there's a good chance it's happening here!
If you're planning to go to Poznan International Fair Grounds in Grunwald, make sure you leave time for some other spots too. After you've finished at this events and conferences venue, Old Town Square is nearby and will keep you on the move for a bit longer.