Changed it. On July 5th, 20021year, Ningxia Education Bureau issued a request that all provinces (autonomous regions and municipalities) begin to implement the new curriculum and new textbooks in autumn of 2022 in order to implement the Guiding Opinions of the Ministry of Education on Doing a Good Job in the Implementation of New Curriculum and New Textbooks in Ordinary High Schools and strengthen the examination, selection and supervision of curriculum resources in Ordinary High Schools. The Education Department of Ningxia Hui Autonomous Region has publicly released the Announcement on the Collection of New Textbooks for Senior High School National Curriculum in Ningxia Hui Autonomous Region. After reporting by relevant units, qualification examination, expert group evaluation and other procedures, the Catalogue of National Curriculum Selection Textbooks for Senior High Schools in Ningxia was formed, which has been changed.