The initial password of the national primary and secondary school wisdom education platform is generally 000000,1111or 123456. According to the spirit of "Opinions of the Central Committee of the Communist Party of China and the State Council on Deepening Education and Teaching Reform and Improving the Quality of Compulsory Education in an All-round Way", there will be an epidemic in the Ministry of Education in 2020. The "National Network Cloud Platform for Primary and Secondary Schools" is urgently developed and constructed, which mainly provides two high-quality resources: special education and curriculum teaching. It has played an important role in supporting "stopping classes to continue learning", students' autonomous learning and teachers' improvement of classroom teaching during the epidemic period. Up to now, the cumulative number of visits has reached 6.4 billion, especially since the implementation of the "double reduction" policy in July last year, the daily average number of visits has increased significantly, which has been widely praised by teachers, students, parents and society.