Especially at the moment when the epidemic is raging, some old teachers who are about to retire or unfamiliar with the online operation process, in line with the principle of all for students, obey the overall arrangement of the college, overcome the technical difficulties of online teaching, adhere to live teaching, and ensure the quality of online teaching. With the mind and responsibility of vocational educators, they resolutely shoulder the task of online teaching, and dutifully interpret the persistence and persistence of vocational educators in their ordinary posts.