Have a certificate. According to the inquiry of Education Network, as of July 24, 2023, the backbone teacher certificate is a certificate issued to the recognized person to confirm the identity of the backbone teacher after the teacher has been assessed (or recognized) as a backbone teacher by a superior unit (school or higher education department). The certificate of backbone teachers is an important part of teachers' education and the embodiment of teachers' education level. Teacher qualification certificate, professional title certificate, Putonghua certificate and professional certificate are commonly used certificates for backbone teachers. Applicants need to have corresponding academic qualifications and teaching experience, and it is more and more difficult to pass the examinations organized by national or local authorities or relevant institutions.