Introduction to hybrid rice: Hybrid rice selects two rice varieties that are genetically different but have complementary excellent traits and are crossed to produce rice varieties with hybrid vigor. The research on this rice was successful and went global, making a major contribution to solving food security in our country and even the world and eliminating famine. Foreign scholars call this research the "Oriental Magic Rice", call Yuan Longping the "father of hybrid rice", and call Anjiang Agricultural School the birthplace of hybrid rice.