Okay kiddo, so in China, there are some groups of people who have different beliefs and practices from most other people. These groups are called "cults," and the Chinese government has made a list of them.
This list is like a big sign that says "Hey, these groups might not be safe or good for you to be a part of." It's kind of like when your teacher gives you a list of rules to follow in the classroom.
The government wants to make sure that people in China are safe and happy, and they worry that some of these cults might be harmful. So they keep track of them and try to keep people from joining them, just like a parent might keep you from playing with a sharp object that could hurt you.
It's important to remember that just because a group is on the list doesn't mean they are necessarily bad, but it's important to check and make sure before getting involved with them. The government just wants to make sure that everyone is safe, okay?