KB version of primary school Chinese textbook published by People's Education Publishing House, where K refers to curriculum standards and B refers to pinyin. This is compiled by People's Education Publishing House according to the curriculum standards formulated by the Ministry of Education. It is a set of primary school Chinese textbooks with complete system, refined content, appropriate difficulty, scientific arrangement and strong practicability.

The KB version of primary school mathematics textbook published by People's Education Press is compiled according to the new curriculum standard, which is not much different from Hebei Education Press and Beijing Normal University Press in content and arrangement, but it is more difficult than Hebei Education Press and Beijing Normal University Press.