(as is already the case with Huawei)
No why too. They just make consumer electronics.
Nope, won't be like that…
Xiaomi's trade ban with American companies is unlikely.
Huawei's cell phone industry was the trigger for the ban on Huawei. According to the USA, Huawei is said to have operated espionage there.
Xiaomi offers many and also exotic products, but as far as I know they are not (yet) in the mobile communications market.
No that shouldn't happen.