. >> reporter: tchinese governmen is also promoting anti-smoking campaigns. high school students here make an appeal not to smoke in public places. they ask people to support the message. >> translator: i'm going to tell my friends they must stop, no matter how hard it is for them. >> reporter: but for smokers like song, they are still a minority in china. most people ignore no smoking signs. you often come across scenes likehis in beijing. >> translator: have you ever thought about quitting smoking? >> translator: never. >> translator: it's impolite to refuse when friends offer a cigarette. so i just can't quit. >> reporter: smoking is engrained in chinese social life. people even give cigarettes as gifts. there are a lot of luxury brands, but cigarettes are usually cheap. this is one of the most popular cigarette brands in china. you can buy it for about 80 cents. according to the literature, 50% of chinese smokers spend a dollar or less per pack, which is less than one tenth of what new yorkers have to pay. there is warnings on chinese packs are smaller th