How to upgrade the WeChat group with more than 500 people?

1, the number of WeChat groups is limited, and there are more than 500 to 1000 WeChat users who need to have this right in the group, and these users are experienced users who have been arbitrarily granted privileges by the government before;

2. You can contact WeChat customer service to ask whether the official has purchased this service. Most WeChat users don't have this privilege.