Your understanding of the situation is over a decade out of date. The Chinese are outright innovating at this point, they are well past the copy-paste stage. If you'd like to catch up, this is a good place to start:

https://www.youtube.com/@Wheelsboy/videos

And btw, they are making flying cars as well:

https://www.youtube.com/watch?v=oBp96YGStIQ