A positive multi-pole multi-pole spark plug characterized in that it comprises a metal case, a ceramic insulator, a center electrode, an electrode plate and a wiring threaded rod; wherein the metal case has a structure with an upper opening and a lower opening, wherein an inner space of the metal case is fixedly provided with the ceramic insulator, the wiring screw rod is connected to the center electrode, the wiring screw rod and the center electrode each inside the ceramic insulator are arranged, wherein one end of the center electrode extends from the ceramic insulator and is firmly connected to the electrode sheet, wherein the electrode sheet has at least two electrodes, the electrodes are positioned over the metal housing, with a cavity between the ceramic insulator and the inner side wall of the metal housing is provided to form a heating chamber.
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