The embodiment of the invention provides a spare part query method and device. The method comprises the steps of acquiring information of a to-be-handled service input by a user, inputting the information of the to-be-handled service according to fields displayed to the user in a pre-configured user input interface of an area to which the user belongs, wherein the information of the to-be-handledservice comprises a link where the to-be-handled service is located in a service process; matching the information of the to-do business input by the user with spare part keywords in a pre-configuredspare part matching rule, wherein the pre-configured spare part matching rule is configured according to the spare part information required by each link in each regional business process stored in the spare part library; and according to the successfully matched spare part keywords, obtaining the spare part information required by the user in each link in the business process of the to-do business from the spare part library. According to the embodiment of the invention, the user can be helped to accurately inquire the spare part information required by each link in the business process, andthe situation that the user repeatedly handles the procedure due to incomplete spare parts is avoided.