RAVPower, the well-known accessory-maker, has a stand at MWC this year. It showcases a new PD charger, an ultra-thin (14mm) 'wall wart' based on gallium nitride (GaN) technology. RAVPower also has a new wireless charging stand that is also a power bank.
https://www.notebookcheck.net/RAVPower-releases-its-thinnest-ever-45W-wall-charger-with-PD.410924.0.html