Electronic cigarette is a "no-burning and no-harm of smoking control product".It is a high-tech eletronic product which solely achieve the health ?breathing? in China and even in the world . "Electronic cigarette " is consist of high-tech silicon chip, airflow sensors, integrated circuits, high-frequency ultrasonic generator ,atomizing chamber, rechargeable lithium batteries and other micro-electronic components. In order to imitate the smoking process, the liquid nicotine is atomized while using, and produces simulated smoke. The simulated smoke drop through the lungs into the blood circulation. When stop using,the liquid nicotine cease to atomize, and enter into standby mode.