Exploration and practice of people's education edition. According to official website, Henan Provincial Department of Education and the exploration and practice of using People's Education Edition textbooks for the new college entrance examination in Henan Province, it is a unified version of mathematics textbooks used in Henan Province according to the requirements of the new college entrance examination reform. It mainly focuses on cultivating students' mathematical thinking ability, problem solving ability and mathematical modeling ability, aiming at improving students' comprehensive quality and application ability.