What are you saying, I'm in China it's completely false. There is very lax enforcement, and if there is enforcement, there's always an opportunity to bribe.
The communist party doesn't have "access" to a billion phones: what would they even do with all that garbage. They can ask Wechat what you send your friends, sure, and that's enough to police most crimes.
We don't have the budget or organizational acumen of the NSA.