What does the book balance of Guilin bank card mean?

Refers to the minimum balance in a bank account that can be used for consumption or investment. The book balance of Guilin bank card can be determined by the detailed account on the account or every cash deposited by the customer in the account. Customers can also check whether the bank account balance can be maintained at a certain level according to the latest cash deposit records in the bank account. Therefore, the book balance of Guilin bank card is the funds that customers can use, and it is also an important indicator of banking system management.