1. First, fill in the names, email addresses and units of all authors, and fill in the title of the paper.
2. Secondly, choose the research field of the thesis. Some journals can also choose the editor-in-chief and fill in the recommended reviewers.
3. Finally, upload the submission letter, text, graphic summary and supporting materials. Some journals will require pictures to be uploaded separately. After the preview file is confirmed, you can click Upload to complete the submission.