There is no charge if necessary. Because the online training certificate of secret education is a qualification certificate recognized by the national secret management department, it has legal effect and social recognition, and can be used as a powerful proof of career development, internship and employment, recruitment assessment, etc. It is very helpful for job hunting and promotion in related positions. All courses and exams of online training for Secret Education are free. The certificate of confidential education and training is a kind of proof that an individual has received confidential education and training.