Its the battery problem. Plus electronics. I am not sure about tesla but volvos are the earliest of legacy brands to go electric.
In jiu hu, byd are very aggressive in selling theur products. If you got into a accident, byd will quickly offer you a replacement car for several days. Only to those they think who may have interest in battery. Cars. Probably live in landed properties so charging will not be a issue st home.
Hongqi on the other hand are designed by former rolls royce designer.