People's Education Edition Most schools in Haikou have China People's Education Edition, Mathematics East China Edition and English Foreign Language Edition. In addition to Nongken Middle School and Guoxing Middle School, mathematics in Chengmai, Tunchang, Danzhou and other cities and counties are all Chinese People's Education Edition, Mathematics People's Education Edition and English People's Education Edition. Physics, chemistry, history, politics and biology are the same in all parts of Hainan.