Resurrected BlackBerry handsets from TCL to disappear from the market in August

[Redaktion]

Chinese smartphone maker TCL has announced that it will cease making and releasing new BlackBerry handsets come August 31. TCL started licensing the brand in December of 2016 following BlackBerry's exist from the smartphone market in September the same year.

https://www.notebookcheck.net/Resurrected-BlackBerry-handsets-from-TCL-to-disappear-from-the-market-in-August.452915.0.html

[Louis]

is "Exits" in the headline the proper use of English?

[Louis]

following BlackBerry's exist from the smartphone market

I mean that's some nice grammar.