1. Relevant education and training institutions: Some medical education and training institutions can apply for the training certificate of China Medical Education Association, but they need to choose formal and qualified institutions to apply.

2. Human resources service institutions: Some professional human resources service institutions may also provide services for the certificate of China Medical Education Association, but they need to choose institutions with good reputation and high service quality to apply.

3. Personal agency service agencies: Some personal agency service agencies may also provide the certificate service of China Medical Education Association, but it is necessary to pay attention to choosing formal and legal agencies to apply, so as to avoid being deceived.