Enhancing their credit rating system with citizen ratings, where actions the government deems good nets you points that get you preferential treatment and conversely, doing things the government deems bad makes you lose points. Crucially, being friends with people on social media who have shit scores drag yours down, too. Basically, they're trying to mold the Chinese people via a points system.
For now its voluntary, but they've already detailed that this will be mandatory by 2020. No idea how people who don't engage in social media or only buy stuff with cash are going to be rated.