If they did it for China, it will be the same of UK. The cat's out of the bag on this one.

They will probably comply with some backdoor in partnership with Five-Eyes NSA & GCHQ. This is just PR posturing to build consumer trust.

Same with their venture into CSAM in the west. China could ask Apple for the ML be applied to scan for political dissidents.

It's a slippery slope and the frog gets boiled every year.