All teacher training in winter vacation must be attended. The task of "winter vacation teacher training" needs to participate in the training courses on the "National Intelligent Education Platform for Primary and Secondary Schools", and all teachers must attend and complete all class hours. According to public information, from July 20th to August 30th, 2022, on 3 1, the Ministry of Education, together with China Academy of Sciences, China Academy of Engineering, and China Association for Science and Technology, launched the training activities for teachers at all levels in China for the first time, and set up the topic of "Summer Teacher Training in 2022" on the national service platform of smart education.