1, the first category is general institutions, such as libraries, art galleries, newspapers, publishing houses, highways, road maintenance fees collection, sanitation, gardens, greening, municipal administration, agricultural machinery stations and agricultural extension stations.

2. The second category is education. Public kindergartens to state-owned universities are all institutions, and most of the teachers in them have educational career plans, commonly known as teacher plans. Personal. No.

3. The third category is health care. Public hospitals belong to medical institutions and doctors have medical institutions.

4. The fourth category is scientific research institutions, such as research institutes. Many of these institutions have changed their enterprises.

5. A public institution refers to an organization established by the state, local or other public institutions to provide basic services to the society for the purpose of public welfare. Different from private enterprises, public institutions usually do not aim at profit, but focus on providing quality public services to the public.