Jiangchuan District, Yuxi City, Yunnan Province, was suspected to be a forest fire caused by local villagers' illegal field fires.Affected by factors such as dry and dry, large winds, changing wind direction, steep forests, and thicker forest humus layer, the fire spread at a time. As of noon on April 14, more than 3,300 firefighters were launched to carry out rescue work.The picture shows the scene of firefighters saving the mountain fire on the fire.(Xinhua News Agency)