In junior high school, the textbook has become the textbook of Su Ke version, and it also belongs to different types of textbooks, so Nanjing Grade Two Mathematics Book is the textbook of Book Education Edition. Then in junior high school, some books in other subjects are books with PEP as the main body, that is, most of them will use PEP.
Moreover, for a long time to come, Nanjing's second-grade mathematics books will use the textbooks of Jiangsu Education Edition.