An edge device linking system, comprising: a first edge device to be connected to a first electrical device; a second edge device to be connected to a second electrical device; and a server apparatus to provide a service relating to the first electrical device and the second electrical device, wherein the first edge device, the second edge device, and the server apparatus are communicatively connected to one another, the first edge device includes device information management means for managing device information with respect to the first electrical device, and first service provision means for managing service information and providing the service based on the service information, the service information indicating content of the service and including action information indicating an operation of the second electrical device and event information indicating a condition for executing the operation indicated by the action information, the second edge device includes control means for controlling the operation of the second electrical device, when the first service provision means of the first edge device determines that the device information with respect to the first electrical device satisfies the condition indicated by the event information, the first service provision means of the first edge device causes the control means of the second edge device to control the second electrical device to perform the operation indicated by the action information, characterized in that: the server apparatus comprises second service provision means for receiving a registration request of the service information, and the second service provision means determines, based on a relationship between the first edge device and the second edge device, whether provision of the service indicated by the service information relating to the registration request is achievable by the first edge device, and when determination is made that the provision is achievable, the second service provision means causes the first service provision means of the first edge device to manage the received service information. a first edge device to be connected to a first electrical device; a second edge device to be connected to a second electrical device; and a server apparatus to provide a service relating to the first electrical device and the second electrical device, wherein the first edge device, the second edge device, and the server apparatus are communicatively connected to one another, the first edge device includes device information management means for managing device information with respect to the first electrical device, and first service provision means for managing service information and providing the service based on the service information, the service information indicating content of the service and including action information indicating an operation of the second electrical device and event information indicating a condition for executing the operation indicated by the action information, device information management means for managing device information with respect to the first electrical device, and first service provision means for managing service information and providing the service based on the service information, the service information indicating content of the service and including action information indicating an operation of the second electrical device and event information indicating a condition for executing the operation indicated by the action information, the second edge device includes control means for controlling the operation of the second electrical device, when the first service provision means of the first edge device determines that the device information with respect to the first electrical device satisfies the condition indicated by the event information, the first service provision means of the first edge device causes the control means of the second edge device to control the second electrical device to perform the operation indicated by the action information, characterized in that: the server apparatus comprises second service provision means for receiving a registration request of the service information, and the second service provision means determines, based on a relationship between the first edge device and the second edge device, whether provision of the service indicated by the service information relating to the registration request is achievable by the first edge device, and when determination is made that the provision is achievable, the second service provision means causes the first service provision means of the first edge device to manage the received service information. the server apparatus comprises second service provision means for receiving a registration request of the service information, and the second service provision means determines, based on a relationship between the first edge device and the second edge device, whether provision of the service indicated by the service information relating to the registration request is achievable by the first edge device, and when determination is made that the provision is achievable, the second service provision means causes the first service provision means of the first edge device to manage the received service information.