The nest Huawei flagships are due to launch on March 26, 2019. However, a leaker claims to have gotten hold of genuine promotional images for the two phones ahead of this event. These posters are for the French market, and show what could be special launch-day offers for that region.
https://www.notebookcheck.net/Alleged-Huawei-P30-and-P30-Pro-marketing-material-shows-up-online-ahead-of-launch.414872.0.html