The Framework Convention on Tobacco Control stipulates that cigarette packets should indicate the area where smoking is harmful to health.

30%-50%。 The healthy lifestyle advocated by the World Health Organization is to give up smoking and limit alcohol. The Framework Convention on Tobacco Control stipulates that 30%-50% of the area of cigarette cases should be marked with warnings such as "Smoking is harmful to health". The Framework Convention on Tobacco Control is the first global convention formulated under the auspices of the World Health Organization, which was adopted at the 56th World Health Assembly on 2 1 May 2003.