作为世界卫生组织《烟草控制框架公约》的缔约方,我国承诺从2011年1月9日起在公共场所全面禁烟。但是至今,我国仍无一部国家级的无烟立法。据最新统计,二手烟受害者达7.4亿。而2007年的这一数据还是5.4亿。据研究,烟草重金属超标,吸二手烟易导致中毒,造成听力下降。据权威部门统计:二手烟导致每年有60多万人死亡。二手烟的危害如果不及 As a party to the WHO Framework Convention on Tobacco Control, my country is committed to a total ban on smoking in public places effective 9 January 2011. However, up to now, there is still no national-level smoke-free legislation in our country. According to the latest statistics, there are 740 million victims of secondhand smoke. This figure in 2007 is still 540 million. According to the study, excessive heavy metals in tobacco, smoking secondhand smoke easily lead to poisoning, resulting in hearing loss. According to authoritative statistics: Secondhand smoke causes more than 600,000 deaths each year. Secondhand smoke harm if not