If the official account is a certified subscription account and already has a large number of fans and does not want to change the service account, it needs channel QR code promotion. . .

WeChat public platform service account channel QR code

If the user has not followed the public account, the user can follow the public account. After following, WeChat will Push events with scene values ​​to developers.

If the user has followed the official account, the user will automatically enter the session after scanning, and WeChat will also push the scanning event with scene value to the developer.

#And the subscription account does not have the channel QR code function of the service account, so fans can only achieve fan statistics by sending keywords to the official account!