Forest and grassland fire is among the most serious natural disasters and public emergencies.Large forest and grassland fire has been the important constraining factor influencing sustainable economic and social development in the countries alongthe Belt and Roadunder the global climate change.How to prevent and control forest and grassland fire quickly and effectively for reducing the related losses is a common concern of the governments along thethe Belt and Roadas well as all countries in the world.The paper analyzed the characteristics of forest and grassland resources along the countries and regions of the Belt and Road,studied the fire characteristics and fire prevention measures,and came up with the countermeasures and suggestions on international cooperation in forest and grassland fire prevention alongthe Belt and Road.The results would be of certain referential significance to strengthen international cooperation in forest and grassland fire prevention as well as to improve the level of forest and grassland fire management in China.