A method for automatically maintaining a configuration file in a self-service tax terminal

The invention provides a method for automatically maintaining configuration files in a self-service tax handling terminal, which comprises the following steps: S1, when a maintenance tool starts a program to be maintained in the self-service tax handling terminal, reading the configuration files used by the program to be maintained and the position information of each configuration file; S2, the maintenance tool carries out deserialization processing on the configuration file to obtain a data source object of the maintenance tool; S3, the maintenance tool carries out maintenance operation on the operation type described by the data source object and the position information of the configuration file described by the data source object based on the information of the management center; Wherein each self-service tax terminal is provided with a maintenance tool used for maintaining programs in the self-service tax terminal, and any maintenance tool communicates with the management center.According to the method,