Eight copies. Official website, the Education Bureau of Henan Province, shows that the mathematics textbook of Zhenping Senior Middle School in Nanyang City, Henan Province uses the version of People's Education Publishing House, that is, the A version of the textbook of People's Education Publishing House. There are eight books to be learned in high school mathematics, which are: compulsory high school mathematics, compulsory high school mathematics, compulsory high school mathematics, compulsory high school mathematics, compulsory high school mathematics, elective high school mathematics. Zhenping Middle School is a model high school in Henan Province.