How to change the mobile phone number of Xuchang bus

The subject wants to ask "how to change the mobile phone number of Xuchang bus card"?

1. Log in to Alipay first, enter my account and enter the mobile phone service.

2. Secondly, if the mobile phone can be used normally, you can choose to receive the modification of the mobile phone check code for free. If the mobile phone cannot be used normally, you can choose to submit an application form.

3. Finally, after filling in the old and new mobile phone numbers, enter the SMS verification code respectively.