前两款

• The employing unit and its workplaces that meet the conditions provided for in the preceding two paragraphs shall not engage in the operations in which toxic substances are used unless the administrative department for public health has issued the occupational health and safety license to it
  用人单位及其作业场所符合前两款规定的，由卫生行政部门发给职业卫生安全许可证，方可从事使用有毒物品的作业。