Consumer credit rating agencies already essentially do this, and a number of subprime lenders only make credit decisions if they can connect to social media accounts. There are specialists in "connecting the dots" of all your various life activities right here in the West. Already certain sectors require a clean credit score to get a job. It's really not very different from this Chinese scheme, since this dot-joining will inevitably profile your political and social leanings, your secrets, your very personality and its inevitable flaws. China will do centrally what we do in a distributed fashion, but the end result is the same.