| 摘要 |
PROBLEM TO BE SOLVED: To propose a configuration that can calculate a purchase price itself of secondhand products such as a working machine and the like.SOLUTION: A remote server receives machine identification information serving as information identifying a working machine or a vessel and prescribed operation data from the working machine or the vessel, and the remote server is configured to identify any one of a management source of the working machine or the vessel and a business foothold holding jurisdiction over the management source on the basis of the machine identification information; calculate a purchase reference price of the working machine or the vessel on the basis of a regular maintenance history to be separately input or a regular maintenance history received from the working machine or the vessel or operation data received from the working machine or the vessel; and cause the calculated purchase reference price to be browsable to any one of the management source and the business foothold after a prescribed period has lapsed from a prescribed starting date. |
