The invention discloses an information subscription method and device. The method comprises the following steps: data management equipment receives a first subscription request message sent by first equipment, wherein the first subscription request message comprises subscription indication information, and is used to subscribe to management information indicated by the subscription indication information from the data management equipment; and the data management equipment determines the management information in management data sent from second equipment to the data management equipment according to the subscription indication information, and sends the management information to the first equipment.