Article 29 of the Measures for the Administration of Customer Identification and Customer Identity Data and Transaction Records of Financial Institutions stipulates that financial institutions shall keep customer identity data and transaction records according to the following time limits: (1) Customer identity data shall be kept for at least 5 years from the year when the business relationship ends or the one-time transaction is recorded. (2) The transaction records shall be kept for at least 5 years from the year when the transaction is recorded.

Steps to query credit card transaction records, taking Bank of China as an example:

1. First, you need to download the colorful life APP of China Bank, and click.

2. Select the billing service.

3. After logging in, first select whether you want to query invoiced bills or non-invoiced bills. If it is billed, click on the billed above, and then select the card number and inquiry date. Finally, click Query.

4. The following is the basic information of relevant bills.

5. If you want to view the detailed information, you can click on the transaction details on the right side of the basic information.

6. If you want to view the unbilled bill, click Unbilled Bill, select the credit card number, and then click Query.

7, normal should be consistent with the issued bills, because there is no bill,