An electronic cigarette including a mouthpiece, a bracket for the mouthpiece, an atomization pole including a threaded copper ring, a silicate ring, a heating wire, a joint, an insulating ring, a filter cotton, and a fluid stop ring. The mouthpiece is made of silica gel and is connected with the atomization pole via the bracket. The heating wire is electrically welded using nickel-chrome as a material. The heating wire is spiral. One end of the threaded copper ring is connected with the joint. The insulating ring is disposed between the thread ring and the joint. The silicate ring is disposed between the filter cotton and the threaded copper ring. The fluid stop ring is disposed between the bracket and the heating wire for preventing the leakage of fluid.