The unbinding steps are as follows:

1. Open the Meituan APP and enter the "My" page.

2. Find the "Payment Management" option and click to enter.

3. On the payment management page, find the "Bank Card" option and click to enter.

3. On the bank card page, find the credit card you want to cancel and click to enter.

5. On the credit card management page, find the "Unbind" or "Unbind" option and follow the page prompts.

6. Enter relevant information according to the page prompts and confirm to cancel the binding.