Due to some historical and institutional reasons, the burden of teachers, especially primary and secondary school teachers, is still very heavy, mainly manifested in: supervision, inspection, evaluation, assessment and other matters are numerous and frequent; Various research, statistics, information collection and other activities overlap and repeat, and some are arranged at will; Some localities and departments often apportion tasks to schools and teachers when implementing the work of maintaining public security, eliminating evils and evaluating the best. This greatly interferes with the normal education and teaching order of the school and adds an extra burden to teachers. In this regard, we must firmly establish the concept that teachers' bounden duty is to teach and educate people, effectively reduce unnecessary interference to primary and secondary schools and teachers, and return peace to schools and time to teachers.