Rumour has it that while the coronavirus outbreak will not affect the expected September release of the iPhone 12 series, it may delay the mass-production of Apple's next flagship handsets. Slated for a June start date, the outbreak has apparently delayed Apple's development processes for the iPhone 12, iPhone 12 Pro and iPhone 12 Pro Max, too.
https://www.notebookcheck.net/Coronavirus-may-delay-the-mass-production-of-the-iPhone-12-series.453846.0.html