1. Normal teachers who retire from school have a certain guarantee of their teaching ability. Those who can be teachers should have at least basic teaching ability. The teaching of New Oriental includes both newly graduated college students with no teaching experience and experienced front-line teachers. Due to the complex composition of teachers, the teaching level is very unstable.

1. Although retired teachers make up lessons for students, they will be more responsible to students and understand their daily lives, while teachers in New Oriental institutions will have less responsibility to students, or their main responsibilities are different from students, because the make-up teachers in New Oriental institutions have a stronger purpose in giving lectures.