Using method of automatic power cut-off and power supply management system for rent management and control

The invention discloses a use method of an automatic power cut-off and power supply management system for rent management and control, and the method comprises the following steps: inputting contract information when house renting begins, transmitting the contract information to a house renting management module, and transmitting the contract information to a house renting transaction module after transmitting the contract information to the house renting management module; judging the latest payment date of the rent through the set latest payment date of the rent: if the latest payment date is submerged, continuing to supply power; if the latest payment day is passed, increasing the rent on the preset rent increasing rate, and controlling the electricity meter to be automatically powered off at the same time; judging the rental; if the rental is paid, continuing to supply power; if the rent is not paid, the rent is continuously increased, and the electricity meter is continuously powered off. The method has