The preliminary examination of small papers means that the preliminary examination is the first step of periodical review, which is completed by magazine editors. In fact, the preliminary examination is the general comment on the article. Editors usually browse articles to see if there are any obvious mistakes and whether the direction of articles meets the requirements of journals. The preliminary examination is a key step, which often determines whether the article can be successfully hired.

At the time of first instance, the Trademark Office, after examination, considers that the trademark applied for registration conforms to the relevant provisions of the Trademark Law, conducts a preliminary examination and makes an announcement, which is called the announcement of first instance and also serves as a notice to the trademark applicant.