You can apply for credit card business directly online at the bank that needs to apply. Take ICBC as an example, log in to its official website, click on the credit card, and you can see the online application of the credit card. Just follow the steps to apply. The specific application method is as follows:

1. Open ICBC official website, click the credit card button after entering the website, and then select the button to apply for a card to enter.

2. After the page jumps, select the required credit card type and click Apply for entry immediately.

3. On the page where the input appears, click the Apply button on the back of the credit card.

4. After the page jumps, enter the name and ID number of the application and click the Next button.

5. Enter other relevant personal details in the page that appears, and then click Next.

6. Fill in the information such as credit card payment method and address in the page that appears, and then click the OK button.

7. At this time, you can see that the credit card of this application has been submitted successfully on the jump page, just waiting for approval.