1. First of all, you need to pay attention to Weibo of Ren Jialun on the Internet, where there are many fans to add.
2. Then apply from the homepage of Weibo, Lun Jia. After joining the group, you can interact with all the fans, and Ren Jialun's chat on Weibo can also be browsed.
3. Finally, you can join some fan clubs if you meet the membership requirements.