According to a report from the website of the State Intellectual Property Office, the patent "smoking system, power supply control method, procedure, primary device and secondary device" (application No.: cn201780088312.4) applied by Japan Tobacco International Co., Ltd. introduces the smoking system, power supply control method, procedure, primary device and secondary device. The first mock exam includes the following: the secondary device includes the atomization of the aerosol source or the heating of the source and the power to supply the load; the primary device can supply the load and its power when connected to the secondary device; the control unit can execute the first mode of supplying the power from the primary device to the load and the second mode of power supply to the power supply. The first mock exam transfers the first mock exam to the second mode, that is, the first migration and the migration from second mode to the first mode. In the second migration, the migration mode with migration time is executed between the two modes, and the migration time is used to change the established variables related to the power supply.