Charge, 6.5 yuan. Credit cards are usually sent by registered mail, and the postage is borne by the bank; If the application is sent by Jingdong Express, the postage will be borne by the applicant. According to the express fee standard in JD.COM, the domestic express fee is 1 kg 6.5 yuan, the weight of a credit card is 3-5 g, and the price should be 6.5 yuan. Credit card is a kind of bank card, which is called debit card in the industry. With overdraft consumption, enjoy a certain period of interest-free period.