That’s a pretty dramatic claim - do you have any citations from major/reputable news outlets or the like to back it up?
https://www.wapcar.my/news/in-china-640-evs-caught-fire-in-t...
With the degree of censorship they have, I wouldn’t be surprised if more were covered up.
I asked because I did Google it, and all the top results were either unrelated, or from sites I’ve never heard of before.