An aerial drone photo taken on Sept. 4, 2026 shows a view of fields in Tongjiang City, northeast China's Heilongjiang Province. (Photo by Liu Wanping/Xinhua)

　　An aerial drone photo taken on Sept. 5, 2026 shows a view of paddy fields in Tongjiang City, northeast China's Heilongjiang Province. (Photo by Li Wenbin/Xinhua)

　　An aerial drone photo taken on Sept. 6, 2026 shows a bullet train running past paddy fields in Heli Town of Tangyuan County, northeast China's Heilongjiang Province. (Photo by Zhu Zongqiang/Xinhua)

　　An aerial drone photo taken on Sept. 3, 2026 shows a view of colorful fields at a farm under the Beidahuang Group in northeast China's Heilongjiang Province. (Photo by Lin Jinchun/Xinhua)

　　An aerial drone photo taken on Sept. 6, 2026 shows a sunrise view at paddy fields in Hegang City, northeast China's Heilongjiang Province. (Photo by Zhu Zongqiang/Xinhua)