The LG K40 is one 2019 device that may launch at MWC 2019. However, this exciting attribute is somewhat tempered by its direction at the budget end of the OEM's business-to-business devices. Then again, it may be supported for 3 years under Google's Android Enterprise initiative.
https://www.notebookcheck.net/LG-may-also-launch-the-enterprise-focused-K40-at-MWC-2019.408306.0.html