中国吸烟人数超过3亿,约有7.4亿不吸烟者遭受二手烟暴露的危害。中国每年因吸烟死亡的人数逾100万,超过结核病、艾滋病和疟疾导致的死亡人数之和。烟草烟雾至少含有69种致癌物。吸烟及二手烟暴露均严重危害健康,即使吸入少量烟草烟雾也会对人体造成危害。二手烟暴露没有安全水平,室内完全禁 More than 300 million people smoke in China and about 740 million non-smokers are exposed to exposure to secondhand smoke. More than 1 million people die of smoking each year in China, surpassing the death toll from tuberculosis, AIDS and malaria. Tobacco smoke contains at least 69 carcinogens. Smoking and exposure to secondhand smoke are both serious health hazards. Even inhaling a small amount of tobacco smoke can cause harm to the human body. Second-hand smoke exposure is not safe, indoor completely banned