An aerial drone photo taken on Oct. 19, 2026 shows the autumn scenery at the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province. (Photo by Ran Chuangchang/Xinhua)

　　An aerial drone photo taken on Oct. 19, 2026 shows the autumn scenery at the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province. (Photo by Ran Chuangchang/Xinhua)

　　Tourists visit the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province, Oct. 19, 2026. (Photo by Ran Chuangchang/Xinhua)

　　This photo taken on Oct. 19, 2026 shows the autumn scenery at the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province. (Photo by Ran Chuangchang/Xinhua)

　　An aerial drone photo taken on Oct. 19, 2026 shows the autumn scenery at the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province. (Photo by Ran Chuangchang/Xinhua)

　　Tourists visit the Xixiasong scenic area in Chengxian County, Longnan City of northwest China"s Gansu Province, Oct. 19, 2026. (Photo by Ran Chuangchang/Xinhua)

　　(Web editor: Zhang Kaiwei, Liang Jun)