Is the certificate of origin handled by online agent true

At present, the certificate of origin data issued by China has been opened to the outside world, so few people cheat. However, it is not ruled out that some agents do some tricks on the certificate of origin. For example, some agents can not display some contents on the certificate of origin, and some agency companies print them with printers after they come back from visa. This behavior belongs to the behavior of revising the certificate, which is regarded as the production issued by the unofficial Geographical evidence. If you need to apply for certificate of origin, you can apply for it through this platform. All certificates are true and valid.