An aerial drone photo taken on May 29, 2026 shows a view of a paddy field park in Fujin, northeast China's Heilongjiang Province. (Photo by Qu Yubao/Xinhua)

A drone photo taken on May 28, 2026 shows an agricultural vehicle working in a soybean field of Jianshan Farm Co., Ltd. under Beidahuang Group in northeast China's Heilongjiang Province. (Photo by Lin Jinchun/Xinhua)

An aerial drone photo taken on May 29, 2026 shows researchers working in a soybean field of the Academy of Land Reclamation Sciences in northeast China's Heilongjiang Province. (Photo by Lin Jinchun/Xinhua)

An aerial drone photo taken on May 29, 2026 shows agricultural vehicles working in maize fields of Weishan Farm Co., Ltd. under Beidahuang Group in northeast China's Heilongjiang Province. (Photo by Lu Wenxiang/Xinhua)

A drone photo taken on May 30, 2026 shows an agricultural technician checking irrigation and fertilization facilities in a maize field of Youyi Farm Co., Ltd. under Beidahuang Group in northeast China's Heilongjiang Province. (Photo by Xu Hongyu/Xinhua)

A drone photo taken on May 29, 2026 shows an agricultural vehicle working in a soybean field of an agricultural products company under Beidahuang Group in northeast China's Heilongjiang Province. (Photo by Lin Jinchun/Xinhua)

An aerial drone photo taken on May 30, 2026 shows an agricultural vehicle working in fields of Jiejinkou Hezhe Ethnic Township in Tongjiang, northeast China's Heilongjiang Province. (Photo by Liu Wanping/Xinhua)

An aerial drone photo taken on May 30, 2026 shows a view of high-standard paddy fields in northeast China's Heilongjiang Province. (Photo by Huang Yongxing/Xinhua)