1. China hownet: suitable literature retrieval type: the well-known and most commonly used Chinese literature and doctoral thesis retrieval websites. For students, they can retrieve and download literature by logging in directly with the campus network. In addition, Hownet can also retrieve academic literature such as periodicals, academic papers, conference papers, newspapers, patents, standards and books.
2. Wanfang Database: suitable for searching documents: a large-scale network database covering periodicals, conference minutes, papers, academic achievements and academic conference papers developed by wanfang data Company; It is also a professional academic database in China, which enjoys the same reputation as China HowNet.
3. VIP: Applicable literature retrieval type: domestic large-scale Chinese periodical literature service platform, which provides all kinds of academic papers, all kinds of model essays, primary and secondary school courseware, teaching materials and other literature downloads.