On November 15-17, 2021 in Malmo (Sweden), the Tech Connect Europe conference combined with the fair was held to combine the best applied research and early-stage technologies from universities, laboratories and start-ups with industry and investment end users. The event was attended by employees of the Faculty of Chemistry of the University of Gdansk - Magda Kozak and Paweł Mazierski, where as part of the TANGO 3 project - "Thin film photoreactor" (acronym Foto4Chem) co-financed by the Joint Venture of the National Science Center and the National Center for Research and Development "Tango". They presented a prototype a photoreactor that was created as a result of the aforementioned project. As part of the Tech Connect Innovation Showcase, a stand was implemented which presented the operation of the photoreactor and the results of the tests carried out, as well as the presentation of the idea to a wider audience during the Spotlight Pitches part.