2022 new edition. According to the relevant data of compulsory mathematics, Zhanjiang will use the new version of compulsory mathematics in senior high schools in 2022. The version of senior high school mathematics used in ordinary senior high schools in Guangdong is the Compulsory Series of Senior High School Mathematics published by People's Education Publishing House. The textbooks in all regions of Guangdong are unified, using the curriculum plan and subject curriculum standards of ordinary senior high schools promulgated by the Ministry of Education in 2003, and using the current national curriculum textbooks. In the autumn semester of 2020, the new curriculum plan will be implemented from the first year of high school, and new textbooks will be used.