First, at the principal level, the exchange rotation targets are the principals and vice principals of public schools. In principle, principals and vice principals who have retired for more than 5 years and worked in the same school for 6 years should exchange jobs.
Second, at the teacher level, the object of exchange rotation is the teachers in public schools. Teachers who have been away from retirement for more than 5 years and have worked in the same school for 6 years or more should, in principle, exchange posts.
Secondly, the main forms of communication include three dimensions: the exchange and rotation of principals in the region, the balanced allocation of key teachers, and the appointment and rotation of ordinary teachers.