1. Different identities: People's teachers refer to teachers who are engaged in education and teaching in public schools in China, and their identities are professional teachers recognized by law, administration and society. The word teacher is a relatively broad concept, which can include people's teachers and other personnel engaged in education and teaching.

2. Different responsibilities: People's teachers, as professional teachers, undertake the main responsibilities and tasks of education and teaching, including teaching design, teaching implementation and student evaluation. The concept of teachers is broader, including other educators, such as educational administrators, educational researchers, etc., and their responsibilities and tasks are different from those of people's teachers.

3. Different clients: People's teachers mainly serve students, and they promote students' all-round development and quality improvement through teaching. The concept of teacher is broader, including the clients of other educators. For example, the clients of educational administrators are the whole school or educational system, and the clients of educational researchers are educational policy makers and educational practitioners.