This notice specifies the main tasks and objectives for curbing major and extraordinary accidents involving dangerous chemicals and fireworks and firecrackers; accurately understanding the connotations and relationships of risks, hidden dangers, and accidents; inspecting the safety risks and hidden dangers of production and operation enterprises; risk control and hidden danger inspection and management; emergency response capabilities; and the comprehensive prevention and control system. It is applicable to the work related to curbing major and extraordinary accidents involving dangerous chemicals and the fireworks and firecracker industry.