The Hardtberg business and trade association is organizing the Duisdorf trade show on Sunday, 16 June. It is held in conjunction with the Duisdorf district festival, which takes place on Saturday and Sunday, June 15 and 16.

Stores may open in the following streets: Rochusstraße from house number 160 upwards to the end (both sides), Lessenich Straße 1 to 9, Schmittstraße 1 to 3, Weierbornstraße 1, Am Schickshof (market square), Derlestraße between Auf der Urdel and Am Burgweiher (both sides), Witterschlicker Straße 1 to 3.