Tools/materials: mobile phone: Iphone 8pius, WeChat: version 7.0.8.
1. Open the login WeChat, select [Address Book] and click [Group Chat].
2. Enter the [Group Chat] interface, select any group chat, and click the marked position in the upper right corner of the group chat interface.
3. Enter [Chat Information], click [Group QR Code], and others can scan [Group QR Code Business Card] to enter the group chat.
4. You can also click "+"under [Group Chat Information] to invite WeChat friends to directly enter the group chat.