12306 Tickets can be paid by credit card. The specific operation steps are as follows:

1. Log in to 12306 official website with the account number 12306, and find the unfinished order;

2. First, find out the unpaid train ticket currently booked, select the train ticket (serial number) to be paid, and click the "Pay Now" button;

3. When we use the ticketing software, we usually pay through the above steps, but if we still buy tickets in official website, we usually pay directly. Click the "Pay Online" button;

4. Select the bank you use in the page that opens, such as "China Construction Bank" here;

5. Because we pay by credit card, here we choose "card number and password payment" and "credit card;

6. Then enter your credit card number in "Credit Card Number". However, if your browser is using online banking for the first time, you will be asked to download and install online banking controls at this time, and you can only enter after successfully installing online banking controls. Click "Next" button after input is completed;

7. Next, fill in the credit card authentication information and query password, and click the "OK to pay" button to continue;

8. Then the "Online Payment Transaction Confirmation" dialog box will pop up, and click the "OK" button.

9. It will take some time to complete the credit card payment.