IDTechEx Show Berlin 2019
2 min readApr 12, 2019
📣Probably not all of you know that we have presented our inventions at the Launchpad #IDTechEx Show Berlin 2019 completely for free — we have been appreciated as one of 20 startups from around the world and invited to participate in the trade show because of the unique application of graphene — white light emission.💡🖤
