E-cigarette is a kind of electronic equipment that simulates the work of traditional cigarettes. The current is generated by rechargeable lithium battery to atomize the cigarette oil in the atomizer to simulate the smoke generated during smoking. The harmful substances produced by e-cigarette combustion are far less than cigarettes. It belongs to the substitute of cigarette. New tobacco products are divided into the following categories: electronic cigarettes, heating non combustion tobacco products, smoke free tobacco products. Among them, e-cigarettes, heating non burning tobacco products are the main products.
The electronic cigarette is composed of an atomizer, a cigarette tube containing nicotine solution and a battery. Traditional tobacco produces hundreds of harmful substances, such as tar, heavy metals, carbon monoxide and so on, while electronic cigarette steam does not contain tar and other harmful substances, which is relatively less harmful to smokers. Closed e-cigarettes are the main products in Chinese market, among which cartridge replacement e-cigarettes are favored by businesses and consumers because of the high re purchase rate of cigarette cartridges and the convenient replacement of cigarette oil. Although the proportion of Chinese smokers is relatively high, e-cigarettes are still in the initial stage of development, and smokers have not yet formed e-cigarette consumption habits.
E-cigarettes can be classified in the following ways:
1. Use smoke oil or smoke bomb;
2. According to the type of e-cigarette power cabin;
3. According to the user's suction mode classification;
4. According to the appearance of e-cigarettes.
The cartridge type e-cigarette has become the main type of e-cigarette in China because of its less harm, rich taste, convenient carrying and oil changing. In 2019, its retail sales accounted for 74% of China's e-cigarette market.
Compared with traditional cigarettes and other e-cigarette products, the annual consumption of open e-cigarette and cartridge type e-cigarette is lower. At the same time, the cartridge changing e-cigarette is more convenient to use than the open e-cigarette, so it becomes the most popular product to replace the traditional cigarette.