The default account is the preferred account, that is, when the user does not select another account, the system automatically defaults the account. For example, when multiple bank accounts are bound to a third-party payment platform, the system will give priority to the default account for deduction.

Bank account classification:

1. basic deposit account: basic deposit account is the account where depositors handle daily transfer settlement and cash receipt and payment. Enterprises can only withdraw wages, bonuses and other cash through basic deposit account. An enterprise can only open one basic deposit account, and the opening of other bank settlement accounts must be based on the opening in basic deposit account, with the relevant procedures handled by the basic deposit account account opening registration certificate and the corresponding registration in the basic deposit account account opening registration certificate.

2. General deposit account: A general deposit account is a bank settlement account opened by depositors in banking institutions outside basic deposit account for loans or other settlement needs. The general deposit account shall not be used to withdraw cash.

3. Temporary deposit account: A temporary deposit account is an account that an enterprise needs to open for temporary business activities. Temporary deposit account mainly refers to the account in which funds are received and paid and temporary business activities occur in institutions, and cash can be withdrawn according to regulations, with the longest term exceeding two years.

4. Special deposit account: A special deposit account is the funds used by the enterprise for a specific purpose, and the depositor shall issue the corresponding voucher account to the bank. For example, an enterprise's social security fund account and housing provident fund account belong to this kind of account.