中国作为世界人口大国,也是世界上烟草生产及消费大国,吸烟人数已达3.2亿,占全球总数的1/3,让人忧心的是20岁前的青少年吸烟率呈不断上升趋势,1997年WHO估计中国20岁以下青少年与儿童有2亿将变成吸烟者。估计到2050年每年将有300万人死于与吸烟有关的疾病[1]。中国已成为世界上 As a large populous country in the world and also a major tobacco producing and consuming country in the world, China has reached 320 million people, accounting for one-third of the global total. What worries people is that the smoking rate of adolescents before the age of 20 has been on the rise. In 1997, WHO It is estimated that 200 million children and adolescents under 20 years of age in China will become smokers. It is estimated that 3 million people die each year from smoking-related diseases by 2050 [1]. China has become the world