The situation you described shows that your credit card application materials have been transferred to the credit card business department of Bank of China and entered the auditable stage. This review process takes 1-2 weeks.
If approved, Bank of China needs to make a credit card for you, and the card making process will take 2 working days.
After the business card is printed, China Bank needs to send this credit card to you by registered mail, and the sending process takes 1-2 weeks.
To sum up, if it goes well, it will take at least 2-3 weeks and at most 4-5 weeks to get this credit card. Please wait for good news.