A service selection method, characterized by comprising: by a service selection apparatus, obtaining, meta information according to contents specified by a client application server; wherein, the meta information is information describing characteristics of the contents specified by the client application server and is classification, author, and field information of the contents specified by the client application server; by the service selection apparatus, requesting to query services capable of processing the contents specified by the client application server, matched with the meta information from a service registration server, to obtain a service list comprising service identifications of the services capable of processing the contents specified by the client application server, matched with the meta information; by the service selection apparatus, converting the service list into a format recognizable by the client application server and providing the converted service list to the clientapplication server; by the service selection apparatus, obtaining a corresponding service identification according to acknowledgement information from the client application server, wherein the acknowledgement information is a menu option number, associated with the service list, acknowledged by the client application server; and by the service selection apparatus, requesting, from the service registration server, interface and address information of a service server corresponding to the corresponding service identification, and providing the interface and address information to the client application server; wherein, the obtaining the meta information according to the contents specified by the client application server comprises: when the contents specified by the client application server do not comprise meta information, extracting, by the service selection apparatus, a field utilized as content characteristics in the contents specified by the client application server, and obtaining by the service selection apparatus meta information corresponding to the field. by a service selection apparatus, obtaining, meta information according to contents specified by a client application server; wherein, the meta information is information describing characteristics of the contents specified by the client application server and is classification, author, and field information of the contents specified by the client application server; by the service selection apparatus, requesting to query services capable of processing the contents specified by the client application server, matched with the meta information from a service registration server, to obtain a service list comprising service identifications of the services capable of processing the contents specified by the client application server, matched with the meta information; by the service selection apparatus, converting the service list into a format recognizable by the client application server and providing the converted service list to the clientapplication server; by the service selection apparatus, obtaining a corresponding service identification according to acknowledgement information from the client application server, wherein the acknowledgement information is a menu option number, associated with the service list, acknowledged by the client application server; and by the service selection apparatus, requesting, from the service registration server, interface and address information of a service server corresponding to the corresponding service identification, and providing the interface and address information to the client application server; wherein, the obtaining the meta information according to the contents specified by the client application server comprises: when the contents specified by the client application server do not comprise meta information, extracting, by the service selection apparatus, a field utilized as content characteristics in the contents specified by the client application server, and obtaining by the service selection apparatus meta information corresponding to the field. when the contents specified by the client application server do not comprise meta information, extracting, by the service selection apparatus, a field utilized as content characteristics in the contents specified by the client application server, and obtaining by the service selection apparatus meta information corresponding to the field.