The credit line of China Construction Bank is 400,000. What do you mean it's about to expire?

The credit line of China Construction Bank mentioned by you is 400,000 yuan, which means that the credit line of 400,000 yuan is about to expire. This means that you can use this 400,000 quota for loans or credit card consumption within a certain period of time. After the expiration, you will not be able to use this part of the line.

It is worth noting that the maturity date of CCB's credit line will generally inform you in advance, so that you can make corresponding repayment or use arrangements. It is recommended that you pay attention to the bank's notice and account information in time to ensure that you know the expiration time and related requirements of the credit line.

In addition, the "online loan big data" you mentioned refers to the third-party credit information system of lending institutions. It can integrate the loan records of various online lending platforms to help lending institutions understand the credit status of borrowers more comprehensively and accurately. By using this system, lending institutions can find their own problems in online lending big data and take corresponding measures to solve these problems.