Apple will release red versions of the iPhone XS and XS Max, but only in China. At least, this is what a new post on Weibo claims. It cites the OEM's declining fortunes in the country in this apparent marketing decision.
https://www.notebookcheck.net/iPhones-XS-and-XS-Max-rumored-to-be-released-in-new-color-for-the-Chinese-market.408311.0.html