Knowledge graph construction method and device for public business

The invention provides a knowledge graph construction method and device for a peer-to-peer business. The method comprises the following steps: acquiring client information of peer-to-peer clients and retail clients associated with the peer-to-peer clients; knowledge extraction is conducted on the customer information, at least one kind of relation node information is generated, and any kind of relation node information is used for indicating the incidence relation between the public customers and/or the incidence relation between the public customers and the retail customers; according to the at least one piece of relation node information, generating at least one corresponding relation knowledge graph; and integrating the relation knowledge maps to obtain a customer relation knowledge map, and pushing information based on the customer relation knowledge map. Therefore, at least one kind of relation node information can be extracted and the knowledge graph can be constructed on the basis of the customer infor