ATA is an examination co-organizer, whose full name is National Evaluation Software System Co., Ltd., and has no right to issue certificates. It must be an examination item conducted in cooperation with a certification examination institution. ATA is responsible for software technical support, and the certificate is actually issued by that certification department. Its technical level is still good, and the relevant cooperation institutions are generally very strong. You can confirm it. If your school cooperates with it, the certificate should be issued by your school's certification body. ?
Certificate:
A certificate is a document issued by an institution, school, organization, etc. Prove qualifications or rights. Refers to the document that shows (or helps to judge) things. The process, material and model of the certificate are slightly different from those of the honorary certificate: due to different specific industries, the requirements are generally strict, so the process, material and model of the certificate are mainly customized, and the content highlights the industry characteristics and anti-counterfeiting function.