How to cancel the secondary card of mobile phone? . .

You can cancel it in the handheld business hall. The steps are as follows:

1. Log in to the handheld business hall and click "My";

2. Seeing "My Business" is a bit slippery;

3. Click "More Business Completed";

4. Enter the interface, slide down to find "universal secondary card" and click;

5. Enter the following interface and click "Manage";

6. Click "Delete Group" and enter the verification code sent by Mobile to cancel.