A number of 'new brands' are emerging rapidly in the US smart TV market, despite being less than readily associated with this product category. Prominent examples include Hisense, TCL and Vizio. Recent research indicates that, of these, Hisense is regarded as the superior option among US customers.
https://www.notebookcheck.net/US-consumers-reportedly-prefer-Hisense-TVs-over-those-of-this-brand-s-competitors.420408.0.html
Ah...ULED...whatever that means, still don't know what QLED means only that it's worse than OLED.