1, Zhonggong Education: Zhonggong Education is a well-known vocational education and training institution in China, offering nationwide librarian training courses. This institution has a complete curriculum system, rich teaching resources and strong teachers, and is trusted by students.

2. Painting education: Painting education is a professional examination and training institution for civil servants, and also provides training courses for librarians. This institution has high teaching quality and flexible teaching methods, and provides excellent training services for students.

3. China Accounting Online School: China Accounting Online School is a professional vocational education and training institution, providing various financial vocational training courses, including librarian training. The course content of this institution is rich, and the teachers are strong, which is favored by students.