Nerve regulation and control assembly, nerve regulation and control equipment and nerve regulation and control equipment system

The utility model discloses a nerve regulation and control assembly, nerve regulation and control equipment and a system of the nerve regulation and control equipment, the nerve regulation and control assembly comprises at least four electrode plates, at least two electrode plates are used for acting on at least part of skin of a forehead area of a user in a working state, and at least one electrode plate is used for acting on at least part of skin of the forehead area of the user; the at least two other electrode plates are used for acting on at least part of skin of mastoid regions on the two sides of the head of the user respectively in a working state; a power supply unit; a channel selection unit; and a control unit. Wherein the control unit is used for pairing the at least two electrode plates through the channel selection unit so as to form a channel loop for outputting skin current or/and collecting bio-electricity signals in a working state. According to the technical scheme, the electrode slice and