The information that can be found by serial number mainly includes: 1. Transaction amount. From the transaction amount in a certain period, the lending institution can roughly understand the actual income of the borrower. 2. Transaction object: The actual assets and liabilities of the borrower can be seen from the category of the transaction object. 3. Transaction frequency: mainly judge whether the borrower's capital transaction is consistent with his identity. 4. Daily account: If the borrower's daily account shows zero or little balance for a long time, it is usually considered that the repayment ability is insufficient. 5. The authenticity of running water: The authenticity of running water can be judged by its paper and official seal.

Transaction serial number refers to the number generated in the process of consumer transaction to prove the existence of this transaction. After the transaction is completed, the transaction serial number will be automatically generated and sent to the user's mobile phone.

In fact, the transaction serial number is similar to the assembly number, which refers to the number of the participants in the activity, and the transaction serial number is the number of the participants in the transaction.

Transaction serial numbers can be divided into four categories: 1. Personal serial number refers to transaction details, consumption, account entry and exit, transfer, online banking, telephone recharge, etc. 2. Running salary means that an individual works in a local company, and the company is obliged to pay personal income tax for its employees. Wages are paid by the bank on a monthly basis. 3. Personal mobility in different places refers to transaction details, consumption, deposit and withdrawal accounts, etc. People from different places in six months. 4. The running water of an enterprise refers to the general account opened by an enterprise in the bank where the other enterprise is located, and the flow of enterprise funds within half a year.