Business license, school license, teacher qualification certificate, etc. Business license is one of the necessary licenses for enterprises or individual industrial and commercial households to operate legally. To start a calligraphy training institution, you need to apply for a business license first; The license for running a school is the supervision responsibility of the education department for the establishment of training institutions, which can only be obtained by institutions with certain conditions and qualifications. This can ensure that the training institutions meet certain standards in teaching facilities, teaching staff and teaching management, so as to ensure the teaching quality and students' learning effect; Teacher qualification certificate is one of the necessary documents for educational and training institutions to engage in teaching. When recruiting teachers, you need to verify whether you have a teacher qualification certificate.