Educational institutions publish papers in a unified way. According to the information released by official website, Shiyan Education Bureau, the mathematics of the senior high school entrance examination in this area is a unified examination paper of educational institutions in the whole province, mainly to ensure the fairness and justice of the examination. The senior high school entrance examination, that is, "junior high school graduation, senior high school entrance examination", is a selective examination, but it is also based on compulsory education. The senior high school entrance examination should consider the potential ability of junior high school students to continue their studies after entering high school.