four methods are given to query credit card billing date, which can be tried: \xd\1. Open the credit card center official website, log in to credit card online banking, and you can see billing date and repayment date on the billing query page; \xd\2. Pay attention to the credit card WeChat WeChat official account, bind the credit card, and check the billing statement through the billing inquiry function key of WeChat WeChat official account; \xd\3. Call the customer service phone of the credit center, connect the phone, enter the telephone banking password according to the voice prompt, and after passing the identity verification, transfer to a manual agent to inquire about the repayment date and billing date; \xd\4. When applying for opening a card, mail the card. The envelope sent by the bank is accompanied by information on the credit card user's guide, which introduces the credit card limit, repayment date and billing date.