You mistook the mobile phone number reserved by the bank for a bank card, but you didn't enter the correct mobile phone number when you bound the bank card.

The mobile phone number reserved by the bank is just a way for the bank to contact you, not a bank card.

If you want to bind your mobile phone to a bank card, you need to go to the bank to handle it, and then you can bind Alipay. The steps are as follows:

1. Bring your ID card and bank card.

2. Go to the business window of the issuing bank to go through the formalities of binding the bank card. Is to bind the bank card to the mobile phone number.

After the binding is completed, log in to Alipay for rebinding.

1. Log in to Alipay and click "My".

2. Select "Bank Card".

3. After entering the page, click the+sign in the upper right corner.

4. Fill in the bank card information and personal information. You can finish the binding.