Useful. The target of backbone teacher training is the selected qualified backbone teachers. Being able to participate in the backbone training at least proves that he is excellent in moral cultivation and professional quality, bears a heavy workload of education and teaching, has certain experience and achievements in education and teaching, and has strong educational and scientific research capabilities. These aspects are important conditions for evaluating professional titles. Obtaining the corresponding certificate (certificate) after studying enough hours is an essential element for evaluating professional titles.