A foldable dip net includes a handle, a connector and a net rack, wherein the handle comprises a U-shaped support connected with a handle lever and an arm rest plate; the connector has a mounting base body and a lock structure, and a light-emitting unit is arranged in the mounting base body; the net rack is hinged to the mounting base body through a rotary pin, and a clamping groove is formed in the side wall of the rotary pin and is matched with the lock structure.