1. Add micro-signal by mobile phone number: use the search function in WeChat, enter the other party's mobile phone number or micro-signal to search and send it to Friend Request.
2. Add through group chat: Join some groups with related interests, meet new friends in group chat, and send Friend Request on your own initiative.
3. Add through business card sharing: Create a business card for yourself and your personal information and share it with others when you need to expand your social circle. After receiving it, you can directly click the Add as Friend option provided on the business card to establish contact.