Bank business processing method and device based on account group

The invention discloses a bank business processing method and device based on an account group, and the method comprises the steps: creating a target account group which comprises one or more bank accounts; generating an invitation message of the target account group; sharing the invitation message of the target account group to one or more users to enter the group; receiving a confirmation message returned by a target user, wherein the target user is any user to enter the group; adding the bank account of the target user to the target account group according to a confirmation message returned by the target user; configuring parameter information for executing business transactions among the bank accounts in the target account group; and according to the parameter information, executing business transactions among the bank accounts in the target account group. According to the invention, various bank business transactions based on account group management can be realized, bank clients can be expanded, and cli