Moving body and system for managing inventory information of moving body

A system for managing inventory information of construction machine in which one or more construction machines and a management device for managing the construction machines are connected so as to be able to communicate with each other for monitoring a staying state of each construction machine to manage inventory information of the construction machine, wherein, the construction machine includes a processor;

• a positional information obtaining unit for obtaining positional information of the construction machine, and a controlling unit for transmitting inventory information to the management device when the construction machine is located in any of one or more areas set in advance for managing an inventory state of the construction machine based on the positional information, the inventory information comprising:
• management information which identifies the construction machine, area information which indicates an the area in which the construction machine is located, and stay period information in which the construction machine stays in the area, and further comprising:
• an operating state information obtaining unit for obtaining operating state information of the construction machine, wherein the controlling unit transmits the inventory information when an operating rate of the construction machine is not larger than a predetermined operating rate and an accumulated operating time of the construction machine is the same or shorter than predetermined accumulated operating time based on the operating state information and wherein the management device manages an the inventory of the construction machine based on the inventory information transmitted from each construction machine.