The invention discloses an intelligent ring-type ignition plug for a series internal combustion engine. The intelligent ring-type ignition plug comprises a machine body and a transverse compressed aircavity arranged in the machine body, wherein a first cavity is formed in the rear end of the transverse compressed air cavity; an intake pipe which runs through the transverse compressed air cavity is arranged in the machine body; a cylinder located at the right end of the transverse compressed air cavity is arranged at the right tail end of the intake pipe in a communicating manner; air passageswhich communicate with the intake pipe are arranged at the top of the cylinder in a communicating manner and are in bilateral symmetry; the air passage at the right end is provided with an exhaust pipe in a communicating manner; the right end of the exhaust pipe runs through the right end surface of the machine body; a transmission cavity is formed at the bottom of the cylinder in a communicatingmanner; a second cavity is formed at the top of the cylinder; a third cavity is formed at the rear end of the second cavity; and the left end of the third cavity is connected with the first cavity ina communicating manner.