Compared with the May 4th edition of Qingdao, the People's Education Edition has more contents of "recognizing clocks" and less knowledge contents of "recognizing positions", "statistics" and "comparison", so the contents are different.
Qingdao version of the May 4th primary school mathematics textbook is a primary school textbook published by Qingdao Publishing House. People's Education Edition Mathematics is a widely distributed version, which is basically distributed all over the country.