First, you can check the collection through official website, the periodical of SCI. Official website, SCI periodical, provides detailed information about this periodical, including periodical name, subject scope, duplicate checking requirements, etc. According to your own research field and paper content, you can search for related journals in official website, SCI Journal, carefully check the introduction and author's guide of journals, and understand the journal's inclusion requirements and review process.

Secondly, academic search engines can be used to query the collection of SCI journals. Academic search engines, such as Google Academic and Science Network, provide a large number of academic literature information and journal citation data. You can search your own keywords on these academic search engines and screen out articles and periodicals related to your research direction. Graduate students can preliminarily judge the academic influence and collection of an SCI journal by reading the citations and citations of these articles.

In addition, you can also learn about the collection of SCI journals with the help of academic exchange platforms and the guidance of tutors. Academic exchange platforms, such as academic conferences and forums, provide opportunities to communicate with experts, scholars and peers. You can communicate with experts and scholars in related fields on these academic exchange platforms to understand their views and recommendations on a certain SCI journal.