The 12th international Valve World 2020 trade fair and conference takes place from December 1-3, 2020 in Dusseldorf, Germany.
From the Valve World 2018 website recap page:
The trade fair attracted 11,800 professionals from 86 countries, of whom over 70% were executives and decision-makers. Around 75% of all visitors came from outside Germany, demonstrating the high internationalism of the event once again.
The 2018 event also included over 400 delegates and exhibitors.
Visit the official 2020 conference website for more information.