Electronic cigarettes are electronic products that imitate cigarettes. Although electronic cigarettes do not contain tar, they still have various other carcinogens. They have the same appearance, smoke, taste and feel as cigarettes. The World Health Organization has conducted research on e-cigarettes and has drawn a clear conclusion: e-cigarettes are harmful to public health, and they are not a means of quitting smoking. It must be regulated to prevent harm to young people and non-smokers.

On July 13, 2020, the State Tobacco Monopoly Administration held a teleconference on the deployment of a special inspection of the electronic cigarette market. The meeting required that the main responsibility of the electronic cigarette store should be consolidated, and the non-standard problems of electronic cigarettes should be dealt with and resolutely prevented. Repeat  appears. In May 2021, CCTV revealed that a product similar to electronic cigarettes appeared on the market, known as "top electronic cigarettes". These electronic cigarettes are sold under the name of "legal top", and artificially synthesized cannabinoids are added to them, which makes many people addicted unknowingly .