Most of the current junior high school mathematics textbooks in Liaoning Province are edited by the Ministry of Education and published by People's Education Publishing House. There are also some junior high schools that use the mathematics textbooks published by Beijing Normal University. The details are as follows: The versions used in Shenyang, Dalian and Chaoyang are junior high school mathematics published by Beijing Normal University; Anshan City, Fushun City, Benxi City, Dandong City, Jinzhou City, Yingkou City, Fuxin City, Liaoyang City, Panjin City, Tieling City and Huludao City use the junior high school mathematics version published by People's Education Press.