1. First, open the parent APP of the mobile electronic student card.

2. Secondly, select the bound mobile phone in the APP, enter the parent's mobile phone number and SMS verification code, and click Next.

3. Then, in the next step, select Add Family Number, enter parents' names and ID numbers, and click Next.

4. Finally, in the next step, select the binding family number, enter the parents' mobile phone number and verification code, and click Finish.