"Other domestic-only Chinese EV companies seem to struggle with quality and reliability issues as they seem to lean too much on flashy features and not enough on the fundamentals, probably to keep costs extremely low."
Well put. Have ended up with a few rental cars made by lesser known Chinese makers and you don't realise how much refinement and functionality is missing until you're behind the wheel. In some cases the flashy tech is dangerous, getting in the way of driving.