A drone photo taken on May 8, 2025 shows a self-driving transplanter powered by the Beidou navigation system operating in a paddy rice field of a farm of Beidahuang Group in northeast China's Heilongjiang Province. At present, the spring sowing in Heilongjiang cultivation areas are in full swing. All agricultural production units of Beidahuang Group, one of China's leading agricultural conglomerates, are seizing the farming season and busy with the sowing operations in both paddy rice fields and dry fields. (Photo by Dang Aihe/Xinhua)