The first echelon. According to Chongqing local treasure, the experimental primary school affiliated to Chongqing Normal University, referred to as "attaching primary school to heavy teachers", is a high-standard, high-quality non-profit private school invested by the Education Development Foundation of Chongqing Normal University, which belongs to the first echelon in Chongqing. As the educational practice base of Chongqing Normal University, the experimental primary school affiliated to Chongqing Normal University aims to "create some new primary education and experiment some new school courses", accompany children, lay the foundation for a happy life and promote the common growth of teachers and students.