friends are not set effectively, and related functions are not turned on.

1. The invited friends have not been effectively set up in Chaowan Universe. In order to increase user activity and keep users' retention, Chaowan Universe will set some requirements, such as the number of friends, activity, etc. If the invited friends do not meet these requirements, even if they are invited, advanced mining will still be displayed as 1.

2. The invited friends didn't turn on the related functions of Chaowan Universe Advanced Mining, resulting in 1 advanced mining.