Two nurses hold warning signs that read "Smoking is strictly prohibited" in Chinese in a hospital in Xiangyang City, central China's Hubei Province, Jan. 8, 2011. As a signatory to the World Health Organization (WHO) Framework Convention on Tobacco Control, China has been sparing no efforts to create a smoke-free public environment for the sake of people's health. The WHO Framework Convention on Tobacco Control came into effect in China on Jan. 9, 2006. [Xinhua]

Pupils inscribe cautions against smoking on cigarette models made by themselves in Zaozhuang City, east China's Shandong Province, Jan. 7, 2011. As a signatory to the World Health Organization (WHO) Framework Convention on Tobacco Control, China has been sparing no efforts to create a smoke-free public environment for the sake of people's health. The WHO Framework Convention on Tobacco Control came into effect in China on Jan. 9, 2006. [Xinhua]