They will reconfigure then into the same package that we sell to Egypt and Saudi Arabia. Those tanks would have a hard time up against modern Russian armor, nonetheless Russian ATGMs. Same goes for the Leopards, Challengers, and Merkava tanks om the way.
The Russians have used and are in possession of Chinese drones and ATGMs.
They would be much better protected than Russian armor, or the available Ukrainian armor in any case. Vulnerability is relative.