A long-awaited competition of the year, 2017 Liebherr World Table Tennis Championships in Dusseldorf, Germany, is here. This year’s 54th WTTC will be held in Messe Dusseldorf (Dusseldorf Fair) from May 29 to June 5. All three halls, including the main venue, are specifically adapted for this major event. And the WTTC, the …