step 1 of online payment operation of bank of communications credit card: on the product details page to be purchased, click the "Buy Now" button (as shown in the figure below), or click "Join Shopping Cart" and then click "View Shopping Cart" in the pop-up dialog box. Step 2: Confirm the goods to be purchased in the shopping cart and click "Buy Now". Step 3: Fill in the receiving information, delivery method and verification code, and click "Confirm to submit the order". Step 4: Click the "Credit Card Payment" tab, and select "Bank of Communications" as the payment bank (click "View Payment Limit" to confirm whether the order amount is within the payment limit specified by Bank of Communications). After confirmation, click "Confirm No Error, Next". Step 5: Confirm the payment information again in the pop-up prompt window, and click "Pay via Internet Bank" after confirming that it is correct.