021-38834600 is the phone number of China Merchants Bank Credit Card Center. If you apply for a China Merchants Bank credit card, it usually takes 10 working days from the time the review department receives your application information to the time the credit card review is completed. After passing the review, we will make a card for you within 2 working days, and then send it to you by registered mail according to the billing address. Generally, the sending time of registered mail is within 15 days.