Ineligibility for universities for opaque reasons happens in the west too. So does unaccountable public shaming - I don't think it being done manually rather than automatically makes it better. Knowing what information companies have on you doesn't actually help any - it means you know the inputs to their model, but not how they relate to the output.

Freedom of movement and GDPR are good things. The EU is not (yet) China. But the social credit score is not the bogeyman people make it out to be - or, to the extent that it is, it's already here.