OnePlus released its first 5G phone, a variant of the 7 Pro flagship, earlier this year. Now, the company's CEO, Pete Lau, has told the Financial Times that it intends to put a 2nd one into production. This may be connected to speculation that next-gen connectivity will be more common by 2020.
https://www.notebookcheck.net/OnePlus-executive-confirms-plans-for-2nd-5G-phone.430515.0.html