In the US there are courts I can go to, and the government can get a smackdown and cease its unlawful conduct. Can you show the same for Chinese courts rebuking their government?
"In 2017, according to a report by the director of national intelligence, the government obtained 534 million phone records from telephone companies"[1]... I wouldn't quite say they were smacked down in terms of mass metadata surveillance. They literally shut it down cause they couldn't make the data useful.