An electronic cigarette, comprising: an atomization assembly and a battery assembly; the atomization assembly being disposed on the battery assembly; and the atomization assembly comprising: 1) a mouthpiece; 2) a glass tube; 3) an upper seal ring and a lower seal ring with respect to the glass tube; 4) an atomization body comprising an air channel and a side wall; 5) a first seal ring sealing one end of the atomization body; 6) an air regulating ring; 7) a second seal ring sealing the air regulating ring; 8) a plurality of ceramic atomization cores; 9) a fixed ring fixing the plurality of ceramic atomization cores; 10) a piece of cotton; 11) a base; 12) an insulation ring; 13) an electrode; and 14) an air inlet disposed on the air regulating ring; wherein: the plurality of ceramic atomization cores is fixed on the fixed ring; the piece of cotton is disposed on a bottom of the plurality of ceramic atomization cores to adsorb leaked condensate;the fixed ring is disposed on the base; the fixed ring and the base are disposed in the atomization body; the insulation ring is disposed on a bottom of the base to separate the positive and negative pins of the plurality of ceramic atomization cores; the electrode is embedded in the insulation ring; the lower seal ring is disposed on the atomization body to seal the glass tube; the second seal ring is disposed on a bottom of the atomization body to seal the air regulating ring; the air regulating ring is disposed on the bottom of the atomization body; the first seal ring is disposed on the top of the atomization body; the glass tube is disposed on the atomization body; and the upper seal ring is disposed on a bottom part of the mouthpiece, and the mouthpiece is disposed on the glass tube; wherein a lower part of the side wall comprises an air vent; and the air inlet, the air vent, the air channel, and a cavity of the mouthpiece communicate with one another in sequence. 1) a mouthpiece; 2) a glass tube; 3) an upper seal ring and a lower seal ring with respect to the glass tube; 4) an atomization body comprising an air channel and a side wall; 5) a first seal ring sealing one end of the atomization body; 6) an air regulating ring; 7) a second seal ring sealing the air regulating ring; 8) a plurality of ceramic atomization cores; 9) a fixed ring fixing the plurality of ceramic atomization cores; 10) a piece of cotton; 11) a base; 12) an insulation ring; 13) an electrode; and 14) an air inlet disposed on the air regulating ring; the plurality of ceramic atomization cores is fixed on the fixed ring; the piece of cotton is disposed on a bottom of the plurality of ceramic atomization cores to adsorb leaked condensate;the fixed ring is disposed on the base; the fixed ring and the base are disposed in the atomization body; the insulation ring is disposed on a bottom of the base to separate the positive and negative pins of the plurality of ceramic atomization cores; the electrode is embedded in the insulation ring; the lower seal ring is disposed on the atomization body to seal the glass tube; the second seal ring is disposed on a bottom of the atomization body to seal the air regulating ring; the air regulating ring is disposed on the bottom of the atomization body; the first seal ring is disposed on the top of the atomization body; the glass tube is disposed on the atomization body; and the upper seal ring is disposed on a bottom part of the mouthpiece, and the mouthpiece is disposed on the glass tube; wherein a lower part of the side wall comprises an air vent; and the air inlet, the air vent, the air channel, and a cavity of the mouthpiece communicate with one another in sequence.